%LaValleePoussin1918
% pinkus
\rhl{}
\refJ La Vall\'ee Poussin, Ch.~J.~de; 
L'approximation des fonctions d'une variable r\'eelle;
L'Enseign.\ Math.; 20; 1918; 5--29;
% Bernstein inverse theorem  from Bernstein12a completed.

%Lachance1987a
\rhl{L}
\refP Lachance,  M. A.;
Data proliferation in the exchange of surfaces;
\SurfacesII; 475--490;

%LachanceSchwartz1991a
% . 21feb96
\rhl{L}
\refJ Lachance, M. A., Schwartz, A. J.;
Four point parabolic interpolation;
\CAGD; 9; 1991; 143--149;

%LafataRosen1970
\rhl{L}
\refJ LaFata,  P., Rosen, J. B.;
An interactive display for approximation by linear programming;
\CACM; 13; 1970; 651--659;

%LafrancheLeMehaute1986
% . 26aug98
\rhl{L}
\refR Lafranche,  Y., LeM\'ehaut\'e, A.;
Graphic analysis of data in $\RR^3$ using 3D-finite element interpolation;
CAT 112, Texas A \& M University; 1986;

%Laghchim-LahlouSablonniere1994
% carl 19may96
\rhl{L}
\refJ Laghchim-Lahlou, M., Sablonni\`ere,  P.;
Triangular finite elements of HCT type and class $C^\rho$;
\AiCM; 2; 1994; 101--122;

%LaghchimLahlou1991
\rhl{L}
\refD Laghchim-Lahlou,  M.;
El\'ements finis composites de classe $C^k$ dans $\RR^2$;
Th\`ese de Doctorat, INSA de Rennes; 1991;

%LaghchimLahlou1998
% larry Lai-Schumaker book
\rhl{Lag98}
\refJ Laghchim-Lahlou,  M.;
The $C\sp r$-fundamental splines of Clough--Tocher
   and Powell--Sabin types of Lagrange interpolation on a three
   direction mesh;
\AiCM; 8; 1998; 353--366;

%LaghchimLahlouSablonniere1989a
% larry
\rhl{L}
\refP Laghchim-Lahlou,  M., Sablonni\`ere, P.;
Composite quadrilateral finite elements of class $C^r$;
\Oslo; 413--418;

%LaghchimLahlouSablonniere1989b
% author
\rhl{L}
\refQ Laghchim-Lahlou,  M., Sablonni\`ere, P.;
$C^r$ finite elements of HCT, PS and FVS types;
(Proc.\ Fifth Intern.\ Symposium on Numerical Methods in Engineering, Vol.\ 2),
R. Gruber, J. Periaux and R. P. Shaw (eds.), Springer-Verlag (Berlin); 1989;
163--168;

%LaghchimLahlouSablonniere1993
% author
\rhl{L}
\refJ Laghchim-Lahlou,  M., Sablonni\`ere, P.;
El\'ements finis polynomiaux compos\'es de classe $C^r$;
\CRASP, s\'erie I; 136; 1993; 503--508;

%LaghchimLahlouSablonniere1995a
% carl 19may96
\rhl{L}
\refJ Laghchim-Lahlou,  M., Sablonni\`ere, P.;
Quadrilateral finite elements of FVS type and class $C^\rho$;
\NM; 70; 1995; 229--243;

%Lagrange1995
% Meijering 20nov03
\rhl{}
\refQ Lagrange, J. L.;
Le\c cons \'elementaires sur les math\'ematiques donn\'ees a l'\'ecole
   normale;
(\OE uvres de Lagrange, vol.~7), J.-A. Serret (ed.), Gauthier-Villars (Paris,
France); 1877; 183--287;
% Lagrange's introduction of the Lagrange form of polynomial interpolant
% occurs on page 286.

%Lahtinen1993
% .
\rhl{L}
\refJ Lahtinen, A.;
Positive Hermite interpolation by quadratic splines;
\SJMA; 24; 1993; 223--233;

%LaiMJ1989a
% larry 20apr99
\rhl{L}
\refD Lai,  M.;
On construction of bivariate and trivariate vertex splines on arbitrary
   mixed grid partitions;
Texas A\&M Univ.; 1989;

%LaiMJ1989b
% . 20apr99
\rhl{L}
\refJ Lai,  Ming Jun;
A remark on translates of a box spline;
\ATA; 5; 1989; 97--104;

%LaiMJ1991
% larry 20apr99
\rhl{L}
\refJ Lai, M.-J.;
On dual functionals of polynomials in B-form;
\JAT; 67; 1991; 19--37;

%LaiMJ1991c
% larry 12mar97 20apr99
\rhl{L}
\refJ Lai,  M.-J.;
A characteristic theorem of multivariate splines in blossoming form;
\CAGD; 8; 1991; 513--521;

%LaiMJ1992
% . 20apr99
\rhl{L}
\refR Lai,  M.-J.;
B-spline representations of orthonormal spline-wavelets;
Univ.\ of Georgia; 1992;

%LaiMJ1992a
% sherm 12mar97 20apr99
\rhl{L}
\refJ Lai,  Ming-Jun;
Fortran subroutines for B-nets of box splines on
   three- and four-directional meshes;
\NA; 2(1); 1992; 33--38;

%LaiMJ1992b
% carl 20apr99
\rhl{L}
\refJ Lai,  Ming-Jun;
Asymptotic formulae of multivariate Bernstein approximation;
\JAT; 70; 1992; 229--242;

%LaiMJ1993
% larry 20apr99
\rhl{L}
\refJ Lai,  M.-J.;
Some sufficient conditions for convexity of multivariate Bernstein-B\'ezier 
   polynomials and box spline surfaces;
\SSMH; 28; 1993; 363--374;

%LaiMJ1994a
% larry 20apr99
\rhl{L}
\refJ Lai,  M.-J.;
Approximation order from bivariate $C^1$ cubics on a four-direction mesh
   is full; \CAGD; 11; 1994; 215--223;

%LaiMJ1994b
% larry 12mar97 20apr99
\rhl{L}
\refJ Lai,  M.-J.;
On Str\"omberg's spline-wavelets;
\ACHA; 1; 1994; 188--193;

%LaiMJ1994c
% carl 20apr99
\rhl{L}
\refJ Lai,  Mingjun;
A serendipity family of locally supported splines in $S_8^2(\triangle)$;
\JATA; 10(2); 1994; 43--53;

%LaiMJ1994d
% author 12mar97 20apr99
\rhl{L}
\refJ Lai,  M.-J.;
On computations of Battle-Lemarie's wavelets;
\MC; 63; 1994; 689--699;

%LaiMJ1994e
% author 12mar97 20apr99
\rhl{L}
\refJ Lai,  M.-J.;
A matrix approach to computations of various wavelets;
Proceedings of IMACS World Congress; 1; 1994; 284--286;

%LaiMJ1995a
% mjlai 20apr99
\rhl{L}
\refJ Lai, Ming-Jun;
On the digital filter associated with Daubechies' wavelets;
\ITPASSP; 43; 1995;   2203--2205;

%LaiMJ1995b
% mjlai 20apr99
\rhl{L}
\refP Lai, M. -J.;
Bivariate spline spaces on FVS-triangulations;
\TexasVIIIa; 309--316;
 
%LaiMJ1996a
% mjlai 20apr99
\rhl{L}
\refJ Lai, M. -J.;
Scattered data interpolation and approximation by $C^1$ piecewise
   cubic polynomials;
\CAGD;  13; 1996; 81--88;
 
%LaiMJ1996b
% mjlai 20apr99
\rhl{L}
\refR  Lai, M. J.;
Bivariate box splines for image processing;
in {\sl Wavelet Applications in Signal and Image Processing IV} 
(proceedings of SPIE, vol.~2825); 1996; 474--487;

%LaiMJ1996c
% mjlai 20apr99
\rhl{L}
\refJ Lai, M.-J.;
On the fundamental solutions for multivariate singular
   interpolation; 
\JATA;  12; 1996; 73--92;

%LaiMJ1996d
% mjlai 20apr99
\rhl{L}
\refJ  Lai, M.-J.; 
On $C^2$ quintic spline functions
   over triangulations of Powell-Sabin's type;
\JCAM; 73; 1996;  135--155;

%LaiMJ1997
% mjlai 20apr99
\rhl{L}
\refJ  Lai, M. J.;
Geometric interpretation of smoothness conditions of triangular
   polynomial patches;
\CAGD;   14;  1997;  191--199;
 
%LaiMJ1998
% mjlai 20apr99
\rhl{L}
\refR He, W.,  Lai, M. J.; 
Bivariate box spline wavelets in Sobolev spaces;
in {\sl Wavelet Applications in Signal and Image Processing VI}, xxx (eds.), 
Proceedings of SPIE, vol.~3458, Bellingham (WA); 1998; 56--66;
 
%LaiMJ1999b
% . 20apr99 carlrefs
\rhl{L}
\refR Lai,  M.-J.;
A new and concise proof of the quadratic convergence of the line average 
   algorithm for box spline surfaces;
Univ.\ of Utah; xxx;

%LaiMJ1999e
% . 20apr99
\rhl{L}
\refR Lai,  M.-J.;
A catalog of B-nets of box splines on three and four directional meshes;
Univ.\ of Utah; xxx;

%LaiMJ1999g
% . 20apr99
\rhl{L}
\refR Lai,  M.-J.;
On vertex splines in trivariate spline spaces of smoothness order $r$ and 
   degree $d\ge6r+3$ on any given simplicial partitions;
Univ.\ of Utah; xxx;

%LaiMJ2006
% larry Lai-Schumaker book
\rhl{Lai06}
\refJ Lai, M. J.;
Construction of multivariate compactly supported prewavelets in
   $L_2$ spaces and pre-Riesz basis in Sobolev spaces;
\JAT; 142; 2006; 83--115;

%LaiMJLeMehaute2004
% larry Lai-Schumaker book
\rhl{LaiL04}
\refJ Lai, M. J., LeM\'ehaut\'e, A.;
A new kind of trivariate $C^1$ spline;
\AiCM; 21; 2004; 273--292;

%LaiMJLeMehauteSorokina2006
% larry Lai-Schumaker book
\rhl{LaiLS06}
\refJ  Lai, M. J., LeM\'ehaut\'e, A., Sorokina, T.;
An octahedral $C^2$ macro-element;
\CAGD; 23; 2006; 640--654;

%LaiMJSchumaker1997
% mjlai 20apr99
\rhl{L}
\refJ  Lai, M. J.,  Schumaker, L. L.;
Scattered data interpolation using piecewise  polynomials of degree six; 
\SJNA;  34; 1997; 905--921;
 
%LaiMJSchumaker1998
% mjlai 20apr99
\rhl{L}
\refJ  Lai, M. J., Schumaker, L. L.;
 Approximation power of bivariate splines;
\AiCM; 9; 1998;  251--279;
 
%LaiMJSchumaker1999
% carl 24mar99
\rhl{L}
\refJ Lai, Ming-Jun, Schumaker, L. L.;
On the approximation power of splines on triangulated quadrangulations;
\SJNA; 36(1); 1999; 143--159;

%LaiMJSchumaker2001a
% carl  03dec99 21jan02
\rhl{L}
\refJ Lai, Ming-Jun, Schumaker, L. L.;
Macro-elements and stable local bases for splines on Powell-Sabin
   triangulations;
\NM; 88(1); 2001; 105--120;
% ms: 1999:

%LaiMJSchumaker2001a
% larry 21jan02
\rhl{LS01}
\refJ Lai, M. J., Schumaker, L. L.;
Macro-elements and stable local bases for spaces of splines
   on Clough-Tocher triangulations;
\NM; 88; 2001; 105--119;

%LaiMJSchumaker2001b
% larry 21jan02
\rhl{LS01b}
\refR Lai, M. J., Schumaker, L. L.;
Macro-elements and stable local bases for spaces of splines
   on Powell-Sabin triangulations;
\MC; to appear;

%LaiMJSchumaker2001c
% larry 21jan02
\rhl{LS01c}
\refR Lai, M. J., Schumaker, L. L.;
Quadrilateral macro-elements;
\SJMA; to appear;

%LaiMJSchumaker2002
% LLS Lai-Schumaker book
\rhl{LaiS02}
\refJ Lai, M. J., Schumaker, L. L.;
Quadrilateral macro-elements;
\SJMA; 33; 2002; 1107--1116;

%LaiMJSchumaker2003
% LLS Lai-Schumaker book
\rhl{LaiS03}
\refJ Lai, M. J., Schumaker, L. L.;
Macro-elements and stable local bases for splines
on Powell--Sabin triangulations;
\MC; 72; 2003; 335--354;

%LaiMJSchumaker2006
% LLS Lai-Schumaker book
\rhl{LaiS06}
\refR Lai, M. J., Schumaker, L. L.;
Trivariate $C^r$ polynomial macro-elements;
\CA; to appear;

%LaiMJStockler2006
% LLS Lai-Schumaker book
\rhl{LaiSt06}
\refJ  Lai, M. J.,  St\"ockler, J.;
Construction of multivariate compactly supported tight wave\-let frames;
\ACHA; 21; 2006; 324--348; 

%LaiMJWangXH1984
% carl, shayne 23may95 20apr99
\rhl{L}
\refJ Lai, Mingjun, Wang, Xinghua;
A note to the remainder of a multivariate interpolation polynomial;
\JATA; 1(1); 1984; 57--63;
% Describes the error in Hakopian interpolation using `multivariate divided 
% differences. For a description see: Integral error formulae for the scale of
% mean value interpolations which includes Kergin and Hakopian interpolation,
% by S. Waldron. A generalisation Lai and Wang's work is later given by Gao.

%LaiMJWangXH1986a
% shayne 20apr99
\rhl{L}
\refJ Lai, Mingjun, Wang, Xinghua;
On multivariate Newtonian interpolation;
Sci.\ Sinica\ Ser.\ A; 29(1); 1986; 23--32;
% see comments on %LaiWangXH84

%LaiMJWenston1996
% mjlai 20apr99
\rhl{L}
\refJ  Lai, M. J., Wenston, P.;
 On multilevel bases for elliptic boundary value problems;
\JCAM;  71; 1996; 95--113;

%LaiMJWenston1998a
% mjlai 20apr99
\rhl{L}
\refP Lai, M. -J.,  Wenston, P.; 
Bivariate Spline Method for
   Navier-Stokes Equations: Domain Decomposition Technique;
\TexasIXc; 153--160;
 
%LaiMJWenston1998b
% mjlai 20apr99
\rhl{L}
\refQ  Lai, M. -J.,  Wenston, P.;
Bivariate spline method for numerical solution of
   steady state Navier-Stokes equations
over polygons in stream function formulation; 
(Advances in Computational Mathematics), Z. Chen, Y. Li,
C. Micchelli, and Y. Xu (eds.), Marcel Dekker (New York); 1998; 245--277;
 
%LaiMJWenston9x
% mjlai 20apr99
\rhl{L}
\refJ  Lai, M. J., Wenston, P.;
On Schwarz's domain decomposition methods for elliptic
   boundary value problems;
\NM; xx; 1999; xxx--xxx;

%LaiSchumaker0xa
\rhl{}
% larry
\refR Lai,  M.-J., Schumaker, L. L.;
Macro-elements and stable local bases for spaces of splines
  on Powell-Sabin triangulations;
\MC;   submitted;

%LaiSchumaker0xb
\rhl{}
% larry
\refJ Lai,  M.-J., Schumaker, L. L.;
On the approximation power of splines on triangulated quadrangulations;
\SJNA; 36; 1999; 143--159;

%LaiSchumaker1997a
\rhl{}
% larry
\refJ Lai,  M.-J., Schumaker, L. L.;
Scattered data interpolation using $C^2$ supersplines
of degree six;
\SJNA; 34; 1997; 905--921;

%LaiSchumaker1998
% author 20apr00
\rhl{LS}
\refJ Lai, M. J., Schumaker, L. L.;
On the approximation power of bivariate splines;
\AiCM; 9; 1998; 251--279;

%LaiSchumaker1998a
\rhl{}
% larry
\refJ Lai,  M.-J., Schumaker, L. L.;
On the approximation power of bivariate splines;
\AiCM; 9; 1998; 251--279;

%LaiSchumaker2001a
% larry 16aug02
\rhl{LS01}
\refJ Lai, M. J., Schumaker, L. L.;
Macro-elements and stable local bases for spaces of splines
   on Clough-Tocher triangulations;
\NM; 88; 2001; 105--119;

%LaiSchumaker2002
% larry 16aug02 23jun03
\rhl{LS01c}
\refJ Lai, M. J., Schumaker, L. L.;
Quadrilateral macro-elements;
\SJMA; 33; 2002; 1107--1116;

%LaiSchumaker2003
% larry 16aug02 23jun03
\rhl{LS01b}
\refJ Lai, M. J., Schumaker, L. L.;
Macro-elements and stable local bases for spaces of splines
   on Powell-Sabin triangulations;
\MC; 72; 2003; 335--354;

%LaiSchumaker2007
% carl 04mar10
\rhl{LS}
\refB Lai, Ming-Jun, Schumaker, Larry L.;
Spline functions on triangulations;
Cambridge U. Press (Cambridge, UK); 2007;

%LakeyMassopustPereyra1998
% larry 10sep99
\rhl{}
\rhl{L}
\refP Lakey, J. D., Massopust, P. R., Pereyra, M. C.;
Divergence-free multiwavelets;
\TexasIXc; 161--168;

%LaksaFloater1990a
\rhl{L}
\refR Laks{\aa},  A., Floater, M.;
Reference Manual SI Spline Library
version 2.1;
Senter for industriforskning, Oslo, Norway; 1990;

%Lambert1971
\rhl{L}
\refR Lambert,  J. A.;
Splines on $(-\infty,\infty)$;
xx; 19xx;

%Lambert1971b
\rhl{L}
\refJ Lambert,  J. A.;
Statistical data smoothing by splines;
J.  Royal Stat.\  Soc.; X;  1971; XX;

%Lancaster1979
% larry
\rhl{L}
\refP Lancaster,  P.;
Composite methods for generating surfaces;
\Sahney; 91--102;

%Lancaster1979b
\rhl{L}
\refP Lancaster,  P.;
Moving weighted least-squares methods;
\Sahney; 103--120;

%LancasterSalkauskas1981
% larry, carl
\rhl{L}
\refJ Lancaster, P., Salkauskas, K.;
Surfaces generated by moving least squares methods;
\MC; 37(155); 1981; 141--158;

%LancasterSalkauskas1986
\rhl{L}
\refB Lancaster,  P., Salkauskas, K.;
Curve and Surface Fitting, An Introduction;
Academic Press (New York); 1986;
% also has FEM stuff (Clough-Tocher)

%Landau1913
% carl 02feb01
\rhl{}
\refJ Landau, E.;
Einige Ungleichungen f\"ur zweimal differentiirbare Funktionen;
PLMS; (2)13; 1913; 43--49;

%LaneCarpenter1979
\rhl{L}
\refJ Lane,  Jeffrey M., Carpenter, Loren C.;
A generalized scan line algorithm for the computer display of parametrically
defined surfaces;
\CGIP; 11(3); 1979; 290--297;

%LaneCarpenterWhittedBlinn1980
\rhl{L}
\refJ Lane,  Jeffrey M., Carpenter, Loren C., Whitted, Turner, Blinn, James F.;
Scan Line Methods for Displaying Parametrically Defined Surfaces;
\CACM;
23;
1980;
23--34;

%LaneRiesenfeld1977
\rhl{L}
\refR Lane,  J. M., Riesenfeld, R. F.;
The application of total positivity to
computer aided curve and surface design;
Rpt.\ Univ.\ of Utah; 1977;

%LaneRiesenfeld1980
% larry
\rhl{L}
\refJ Lane,  J. M., Riesenfeld, R. F.;
A theoretical development for the computer
generation and display of piecewise polynomial surfaces;
IEEE Trans.\ Pattern Anal.\ Mach.\ Intellig.; 2; 1980; 35--46;

%LaneRiesenfeld1981
% larry
\rhl{L}
\refJ Lane,  J. M., Riesenfeld, R. F.;
Bounds on a polynomial;
\BIT; 21; 1981; 112--117;

%LaneRiesenfeld1983
% sonya
\rhl{L}
\refJ Lane,  J. M., Riesenfeld, R. F.;
A geometric proof for the variation diminishing property of B-spline
approximation;
\JAT; 37; 1983; 1--4;

%LangerSinger1985
\rhl{L}
\refJ Langer,  J., Singer, D. A.;
Curve-straightening and a minimax argument for closed elastic curves;
Topology; 24; 1985; 75--88;
%nonlinear splines

%LanghaarChu1970
% larry
\rhl{L}
\refJ Langhaar,  H. L., Chu, S. C.;
Piecewise polynomials and the partition method for ordinary differential
equations;
Dev.\ Theor.\ Appl.\ Mech.; 4; 1970; 553--564;

%Langner1970
% larry
\rhl{L}
\refJ Langner,  W.;
Die L\"osung des Strakproblems bei empirischen
	 Funktionen  mittels st\"uckweiser kubischer Polynome;
Elektron.\  Rechenanl.; 12; 1970; 262--269;

%Laplace1820
% ButzerSchmidtStark88 23jun03
\rhl{L}
\refB Laplace, P. S. de;
Th\'eorie analytique des probabilit\'es (third edition);
Courcier (Paris); 1820;
% first known occurrence of a (central) B-spline.

%Larkin1966
% . 04mar10
\rhl{}
\refR Larkin, F. M.;
An interpolation procedure based on fitting elasticas to given data 
   points;
Culham Operating System Note 5/66, Culham Laboratory, Abingdon,
Berks. (England); 1966; 

%Larkin1969
% larry
\rhl{L}
\refJ Larkin,  F. M.;
Estimation of a non-negative function;
\BIT; 9; 1969;	30--52;

%Larkin1970
% larry, carl
\rhl{L}
\refJ Larkin, F. M.;
Optimal approximation in Hilbert spaces
	 with reproducing kernel functions;
\MC; 24(112); 1970; 911--921;
% Gaussian quadrature, optimal quadrature, Szeg\"o kernel,
% Paley-Wiener-Hilbert space, Whittaker cardinal function.

%Larkin1972
\rhl{L}
\refQ Larkin,  F. M.;
Optimal estimation of bounded linear functionals from noisy data;
(Information  Processing),  xxx (ed.),
North Holland (Amsterdam); 1972;  1335--1345;

%Larkin1974
\rhl{L}
\refR Larkin,  F. M.;
Probabilistic error estimates in
	 spline interpolation and quadrature;
Ontario; 1974;

%Larkin1977
% sonya
\rhl{L}
\refJ Larkin,  F. M.;
A further optimal property of natural polynomial splines;
\JAT; 22; 1978; 360--367;

%Larkin1981
\rhl{L}
\refR Larkin,  F. M.;
On the interpretation of experimental data using optimal estimation;
HMI B 358; 1981;

%LascauxLesaint1975
% .
\rhl{L}
\refJ Lascaux,  P., Lesaint, P.;
Some nonconforming finite elements for plate bending problems;
\RAIROAN; 9; 1975; 9--53;
% nonconforming, FEM, multivariate, polynomial interpolation, de Veubeke

%LascouxPragacz1994
% sauer
\rhl{}
\refJ Lascoux, A., Pragacz, P.;
Divided differences and ideals generated by symmetric polynomials;
Discrete Math.; 126(1-3); 1994; 209--215;

%Lasser1987
% larry
\rhl{L}
\refD Lasser,  D.;
Bernstein-B\'ezier-Darstellung trivariater Splines;
Univ.\ Darmstadt; 1987;

%Lasser1988
\rhl{L}
\refR Lasser,  D.;
Calculating the self-intersections of B\'ezier curves;
NPG; 1988;

%Lasser1988b
\rhl{L}
\refR Lasser,  D.;
B-spline B\'ezier representation of tau-splines;
NPG; 1988;

%Lasser1988c
\rhl{L}
\refR Lasser,  D.;
B\'ezier representation of geometric spline curves;
xx; 1988;

%Lasser1988d
% larry
\rhl{L}
\refQ Lasser,  D.;
Self-intersections of parametric surfaces;
(Proceedings of the Third International Conference on Engineering Graphics 
and Descriptive Geometry), Slaby, S. M., and H. Stachel (eds.), 
EGDG (Vienna); 1988;
322--331;

%Lasser1990
% carl
\rhl{L}
\refJ Lasser,  D.;
Two remarks on tau-splines;
\ACMTG; 9(2); 1990; 198--211;

%Lasser1999a
\rhl{L}
\refR Lasser,  D.;
Composition of tensor product B\'ezier representations;
Computing; xxx;

%Lasser2002
% LLS Lai-Schumaker book
\rhl{Las02}
% larry
\rhl{}
\refJ Lasser, D.;
Tensor product B\'ezier surfaces on triangle B\'ezier surfaces;
\CAGD; 19; 2002; 625--643;

%LasserEck1991
% greg
\rhl{L}
\refR Lasser,  D., Eck, M.;
B\'ezier representation of geometric spline curves;
xxx; 1991;

%Laszlo1999
% carl 20nov03
\rhl{}
\refJ L\'aszl\'o, L.;
Quasiminimal reproducing quadratic spline interpolation;
Annales Univ.\ Sci.\ Budapest; 42; 1999; 59--71;
% Dept. of Numerical Analysis, E\"otv\"os Lor\'and University (Budapest)
% quadratic spline interpolation at uniformly spaced knots, with the side
% condition that a certain  weighted l_2-norm of the B-spline coefs be
% minimized.

%LauWW2006
% carl
\rhl{}
\refJ Lau, Wai Wah;
A lower bound for the dimension of trivariate spline spaces;
\CA; 23(1); 2006; 23--31;
% a first general lower bound for trivariate spline spaces on tetrahedral
% partitions

%LauWW2006
% larry Lai-Schumaker book
\rhl{Lau06}
\refJ Lau, W. W.;
A lower bound for the dimension of trivariate spline spaces;
\CA; 23; 2006; 23--31;

%Laurent1963
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J.;
Un th\'eor\`eme de convergence pour le proc\'ed\'e d'interpolation de
   Richardson;
\CRASP; 256; 1963; 1435--1437;

%Laurent1964
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J.;
Formules de quadrature approch\'ee sur domaine rectangulaire.;
\CRASP; 258; 1964; 798--801;

%Laurent1966
\rhl{L}
\refR Laurent,  P. J.;
Proprietes des	fonctions-spline et
	 meilleure approximation au sens de Sard;
Univ.\  Bruxelles; 1966;

%Laurent1967
% larry
\rhl{L}
\refJ Laurent,  P. J.;
Th\'eorems de caract\'erisations d'une meillleure approximation dans un
espace norm\'e et g\'en\'eralisation de l'algorithme de R\'em\`es;
\NM; 10; 1967; 190--208;

%Laurent1967a
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J.;
G\'en\'eralisation de l'algorithme de R\'em\`es pour l'obtention d'une
   meilleure approximation dans un espace norm\'e;
\CRASP; 264; 1967; 22--24;

%Laurent1968a
% larry
\rhl{L}
\refJ Laurent,  P. J.;
Th\'eorems de caract\'erisation en approximation convexe;
Mathematica; 10; 1968; 95--111;

%Laurent1968b
\rhl{L}
\refJ Laurent,  P. J.;
% larry
Repr\'esentation de donn\'ees exp\'erimentales \`a l'aide de
foncitons-spline d'ajustement et evaluation optimale de fonctionannelles
lineaires continues;
Aplikace Matematiky; 13; 1968; 154--162;

%Laurent1969
% carl
\rhl{L}
\refP Laurent,  P. J.;
Construction of spline functions in a convex set;
\MadisonII; 415--446;
% minimize $\norm{Tx}$ subject to $a \le \Lambda x \le b$ for some linear
% map $\Lambda$ into $\RR^n$.

%Laurent1969b
\rhl{L}
\refJ Laurent,  P. J.;
Conditions n\'ecessaire pour une meilleure approximation non lin\'eaire
dans un expace norm\'e;
\CRASP; 269; 1969; 245--248;

%Laurent1969c
% author 20jan03
\rhl{L}
\refQ Laurent, P. J.;
Charakterisierung und Konstruktion einer besten Approximation in einer
   konvexen Teilmenge eines normierten Raumes;
(Funktionalanalytische Methoden der Numerischen Mathematik), L. Collatz and
H. Hunger (eds.), ISNM 12, Birkh"auser (Basel); 1969; 91--102;

%Laurent1972
\rhl{L}
\refB Laurent,  P. J.;
Approximation et Optimisation;
Hermann (Paris); 1972;

%Laurent1981
\rhl{L}
\refR Laurent,  P. J.;
Inf-convolution spline pour l'approximation de donnees discontinues;
Grenoble,  R. R.  270; 1981;

%Laurent1986
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J.;
Inf-convolution splines pour l'approximation de donn\'eees discontinues;
Mod\'elisation Math\'ematique et Analyse Num\'erique; 20; 1986; 89--111;

%Laurent1988
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J.;
Truncated cardinal spline function;
\ATA; 4; 1988; 87--102;

%Laurent1991
% greg
\rhl{L}
\refJ Laurent,  P. J.;
Inf-convolution splines;
\CA; 7; 1991; 469--484;

%LaurentCarasso1978
% Laurent P J 20jan03
\rhl{LC}
\refJ Laurent, P. J., Carasso, C.;
An algorithm of successive minimization in convex programming;
\RAIROAN; 12; 1978; 377--400;

%LaurentMazureMaxim1997
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J., Mazure, M. L., Maxim, V. T.;
Chebyshev splines and shape parameters;
\NA; 15; 1997; 373--383;

%LaurentMazureMorin1997
% larry 10sep99
\rhl{LMM}
\refP Laurent, P.-J., Mazure, M. L.,  Morin, G.;
Shape effects with polynomial Chebyshev splines;
\ChamonixIIIa; 255--262;

%LaurentPhamDT1970
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J., Pham, Dinh Tuan;
Global approximation of a compact set by elements of a convex set in a 
   normed space;
\NM; 15; 1970; 137--150;

%LaurentSablonniere2001
% Laurent P.J. 20jan03
\rhl{}
\refJ Laurent, P. J., Sablonni\`ere, P.;
Pierre B\'ezier: An engineer and a mathematician;
\CAGD; 18; 2001; 609--617;

%LaurentUtreras1986
% . 26aug98
\rhl{L}
\refJ Laurent,  P. J., Utreras, F. I.;
Optimal smoothing of noisy broken data;
\ATA; 2(2); 1986; 71--94;

%Lauter1982
% sherm, editors update
\rhl{L}
\refQ Lauter,  Henning;
Approximation and smoothing of surfaces in (p+1)-dimensional spaces;
(Probability and statistical inference [Bad Tatzmannsdorf, 1981]),
W. Grossmann, G. Ch.\ Pflug, and W. Wertz (eds.),
Reidel (Dordrecht-Boston MA); 1982; 231--238;

%Lautsch1986
\rhl{L}
\refR Lautsch,  M.;
Inversion der Radon-transformation mit Splines und finiten Elementen;
Bonn; 1986;

%Lavery2000
% carl 20nov03 13apr07
\rhl{}
\refJ Lavery, John E.;
Univariate cubic $L_p$ splines and shape-reserving multiscale interpolation by
   univariate cubic $L_1$-splines;
\CAGD; 17; 2000; 319--336;
% minimization of \norm{D^2f}_p over all interpolants from C^1-cubic
% splines with breaks at the data sites.

%Lavery2004
% carlref 03apr06
\rhl{}
\refP Lavery, John E.;
The state of the art in shape-preserving multiscale modeling by  $L_1$
   splines;
\Seattle; 365--376;

%Lawson1961
% carl via %Rice69b 21nov08
\rhl{L}
\refD Lawson, C. L.;
Contributions to the theory of linear least maximum approximations;
UCLA; 1961;
% Lawson algorithm: uniform approximations as the iterative limit of
% appropriately weighted $L_2$ approximations.

%Lawson1963
\rhl{L}
\refR Lawson,  C. L.;
Segmented rational minmax approximation, characteristic properties and
computational methods;
JPL 299, Cal.\ Tech; 1963;

%Lawson1964a
% larry
\rhl{L}
\refJ Lawson,  C. L.;
Characteristic properties of the segmented rational minmax approximation
problem;
\NM; 6; 1964; 293--301;

%Lawson1964b
% . 22may98
\rhl{L}
\refJ Lawson,  C. L.;
Characteristic properties of the segmented rational minmax approximation
   problem;
\NM; 6; 1964; 293--301;
% first paper concerning segmented (or piecewise) approximation
% see Lawson63

%Lawson1972
\rhl{L}
\refJ Lawson,  C. L.;
Transforming triangulations;
Discrete Math.; 3; 1972; 365--372;

%Lawson1972b
\rhl{L}
\refR Lawson,  C. L.;
Least squares fit of bivariate cubic spline surface to
discrete data;
JPL; 1972;

%Lawson1972c
\rhl{L}
\refR Lawson,  C. L.;
Generation of a triangular grid with application
to contour plotting;
Rpt.\ JPL 299, Cal.\ Tech; 1972;

%Lawson1976
\rhl{L}
\refR Lawson,  C. L.;
$C^1$ compatible interpolation over a triangle;
Rpt.\ JPL 33--770, Cal.\ Tech; 1976;

%Lawson1976b
\rhl{L}
\refR Lawson,  C. L.;
Integrals of a $C^1$-compatible triangular surface element;
JPL; 1976;

%Lawson1977
\rhl{L}
\refP Lawson,  C. L.;
Software for $C^1$ surface interpolation;
\MsoftIII; 161--194;

%Lawson1982
\rhl{L}
\refR Lawson,  C. L.;
Subroutines for $C^1$ surface interpolation to data
defined over the surface of a sphere;
Rpt.\ 487, JPL, Cal.\ Tech; 1982;

%Lawson1984
\rhl{L}
\refJ Lawson,  C. L.;
$C^1$ surface interpolation for scattered data on a sphere;
\RMJM; 14; 1984; 177--202;

%Lawson1986
% peter
\rhl{L}
\refJ Lawson,  C. L.;
Properties of $n$-dimensional triangulations;
\CAGD; 3; 1986; 231--246;

%LawsonHanson1974
% carl 22may98
\rhl{L}
\refB Lawson, C. L., Hanson, R. J.;
Solving Least Squares Problems;
Prentice-Hall (Englewood Cliffs NJ); 1974;

%LawtonLeeSLShen1995
% shen 07may96 MR1314906
\rhl{LLS}
\refJ Lawton, Wayne, Lee, S. L., Shen, Zuowei;
Characterization of compactly supported refinable splines;  
\AiCM;  3(1-2); 1995; 137--145;

%LawtonLeeSLShen1996a
% shen 07may96 hogan 5dec96
\rhl{L}
\refJ Lawton, W., Lee, S. L., Shen, Zuowei;
An algorithm for matrix extension and wavelet construction;
\MC; 65; 1996; 723--737;

%LawtonLeeSLShen9xb
% shen 07may96
\rhl{L}
\refR Lawton, W., Lee, S. L., Shen, Zuowei;
Convergence of multidimensional cascade algorithm;
August; 1995;
% submitted

%LawtonLeeShen1997
% shen 07may96, shayne 03dec99
\rhl{L}
\refJ Lawton, W., Lee, S. L., Shen, Zuowei;
Stability and orthonormality of multivariate refinable functions;
\SJMA; 28(4); 1997; 999--1014;

%LeGiaSloan2001
% carl 21jan02
\rhl{}
\refJ Le Gia, T., Sloan, I. H.;
The uniform norm of hyperinterpolation on the unit sphere in an arbitrary
   number of dimensions;
\CA; 17(2); 2001; 249--265;
% see Sloan95

%LeMehaute1981a
% larry 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
Explicit $C^n$ extensions of functions of two variables in a strip between
   two curves, or in a corner, in $\RR^2$;
\Haifa; 159--169;

%LeMehaute1981c
% larry 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
Taylor interpolation of order $n$ at the vertices of a triangle.
   Applications for Hermite interpolation and finite elements;
\Haifa; 171--185;

%LeMehaute1982
% . 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
Construction of surfaces of class $C^k$ on a domain $\Omega$ in $\RR^2$
   after triangulation;
\MvatII; 223--240;

%LeMehaute1983
% larry 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
On Hermite elements of class $C^q$ in $\RR^3$;
\TexasIV; 581--586;

%LeMehaute1984
% larry 26aug98
\rhl{L}
\refD LeM\'ehaut\'e,  A.;
Interpolation et approximation par des fonctions polynomiales
   par morceaux dans $\RR^n$;
Univ.\ Rennes; 1984;

%LeMehaute1984a
% carl 23may95 26aug98
\rhl{L}
\refD LeM\'ehaut\'e,  Alain;
Interpolation et Approximation par des Fonctions polynomiales par Morceaux dans
   $\RR^n$;
L'Universit\'e de Rennes I; 1984;

%LeMehaute1984b
% . 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
Approximation of derivatives in $\RR^n$
   application: construction of surfaces in $\RR^n$;
\Singh; 361--378;

%LeMehaute1986a
% . 26aug98
\rhl{L}
\refQ LeM\'ehaut\'e,  A.;
Interpolation with minimizing triangular finite elements in $\RR^2$;
(Methods of Functional Analysis and Approximation Theory),
C. A. Micchelli, D. V. Pai, and B. V. Limaye (eds.), 
   Birkh\"auser (Basel); 1986; 59--66;

%LeMehaute1986a
% carl 23may95 26aug98
\rhl{L}
\refJ LeM\'ehaut\'e,  A.;
Spline technique for differentiation in $\RR^n$;
\JATA; 2(4); 1986; 79--92;

%LeMehaute1986b
% . 26aug98
\rhl{L}
\refQ LeM\'ehaut\'e,  A.;
Interpolation d'Hermite iter\'ee;
(Computers and Computing, Informatique et Calcul),
P. Chenin, C. di Crescenzo, and F. Robert (eds.), 
   Wiley-Masson (New York); 1986; 77--81;

%LeMehaute1986c
% . 26aug98
\rhl{L}
\refR LeM\'ehaut\'e,  A.;
Interpolation de fonctions de plusieurs variables et representation des
   surfaces par elements finis;
xx; 1986;

%LeMehaute1986e
% . 26aug98
\rhl{L}
\refR LeM\'ehaut\'e,  A.;
Piecewise polynomial interpolation in $\RR^n$: Basic aspects of the
   finite element method;
CAT 113, Texas A\&M University; 1986;

%LeMehaute1987
% . 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
Unisolvent interpolation in $\RR^n$ and the simplicial polynomial
   finite element method;
\Chile; 141--151;

%LeMehaute1987b
% larry 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
Interpolation with piecewise polynomials in more than one variable;
\ShrivenhamI; 181--190;

%LeMehaute1989
% . 23may95 26aug98
\rhl{L}
\refR LeM\'ehaut\'e,  A.;
Taylorian fields and subdivision algorithms;
Univ.\ de Lille; xxx;

%LeMehaute1990
% . 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
A finite element approach to surface reconstruction;
\Teneriffe; 237--274;

%LeMehaute1990a
% carl 23may95 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A.;
An efficient algorithm for $C^k$-simplicial finite element interpolation in
   $\RR^d$;
\Duisburg; 179--191;

%LeMehaute1991
% sherm, page numbers 26aug98
\rhl{L}
\refJ LeM\'ehaut\'e,  A.;
Taylorian fields and subdivision algorithms;
\NA; 1; 1991; 225--235;

%LeMehaute1991b
% carlrefs 20nov03
\rhl{}
\refR Le M\'ehaut\'e, A.;
On multivariate Hermite polynomial interpolation;
ms; 199?;

%LeMehaute1999
% . 26aug98
\rhl{L}
\refJ LeM\'ehaut\'e,  A.;
Spline technique for differentiation in $\RR^n$;
\JATA; X; 19XX; XX;

%LeMehaute1999b
% . 26aug98
\rhl{L}
\refJ LeM\'ehaut\'e,  A.;
An efficient algorithm for $C^k$ simplicial finite element interpolation
   in $\RR^n$;
J. Comp.\ Appl.\ Math; X; 19XX; XX;

%LeMehaute1999x
% . 14may99
\rhl{L}
\refJ Le~M\'{e}haut\'{e}, A.;
On some aspects of multivariate polynomial interpolation;
\AiCM; xx; 199x; xxx--xxx;

%LeMehauteAbeve1994
% larry 23may95 26aug98
\rhl{L}
\refP LeM\'ehaut\'e, A., Ab\'ev\'e, K. N.;
Rational $C^{k+1}$ finite elements in  $\RR^2$;
\ChamonixIIb; 335--342;

%LeMehauteBouhamidi1992a
% carl 23may95 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A., Bouhamidi, A.;
$L^{m,\ell,s}-$splines in $\RR^d$;
\Nmatnion; 135--154;

%LeMehauteLafranche1989
% larry 26aug98
\rhl{L}
\refP LeM\'ehaut\'e,  A., Lafranche, Y.;
A knot removal strategy for scattered data in $\RR^2$;
\Oslo; 419--426;

%LeMehauteUtreras1994
% . 23may95 26aug98
\rhl{L}
\refJ LeM\'ehaut\'e, A., Utreras, F. I.;
Convexity-preserving interpolatory subdivision;
\CAGD; 11; 1994; 17--37;

%LeafKaper1974
% carl
\rhl{L}
\refJ Leaf,  Garry K., Kaper, Hans G.;
$L^\infty$ error bounds for multivariate Lagrange approximation;
\SJNA; 11; 1974; 363--381;

%Leberl1975
\rhl{L}
\refJ Leberl,  F.;
Photogrammetric interpolation;
Photogram.\ Engr.\ Remote Sensing; 41; 1975; 603--612;

%Lebesgue1909
% . 29apr97
\rhl{L}
\refJ Lebesgue, H.;
xxx;
Annales de Toulouse; (3)1; 1909; 25ff;
% Lebesgue function/constant??

%Lebow1999
\rhl{L}
\refR Lebow,  K. R.;
Approximation of functions by splines;
Masters Thesis, Univ.\ Toronto; 19xx;

%LeeBGLycheSchumaker1975a
% .
\rhl{}
\refP Lee, B. G., Lyche, T., Schumaker, L. L.;
Some examples of quasi-interpolants constructed from local spline projectors;
\OsloII; 243--252;

%LeeCW1981
\rhl{L}
\refR Lee,  C. W.;
Triangulating the $d$-cube;
IBM; 1981;

%LeeD1985
% carl 20jun97
\rhl{L}
\refJ Lee, Daniel;
On remainders and asymptotic error expansions in cardinal spline
   interpolation;
\SJNA; 22(6); 1985; 1238--1242;

%LeeD1986
% larry
\rhl{L}
\refJ Lee,  D.;
A note on bivariate box splines on a $k$-direction mesh;
\JCAM; 15(1); 1986; 117--122;
% David Lee, then at CS at Columbia
% polynomials contained in box-spline space

%LeeD1986b
% JAT TOC 20jun97
\rhl{L}
\refJ Lee,  Daniel;
A simple approach to cardinal Lagrange and periodic Lagrange splines;
\JAT; 47(2); 1986; 93--100;

%LeeD1992
% carl
\rhl{L}
\refJ Lee,  Daniel;
On a minimal property of cardinal and periodic Lagrange splines;
\JAT; 70(3); 1992; 335--338;

%LeeDTPreparata1977
\rhl{L}
\refJ Lee,  D. T., Preparata, F. P.;
Location of a point in a planar subdivision and its applications;
\SJC; 6; 1977; 594--606;

%LeeDTSchachter1980
% larry
\rhl{L}
\refJ Lee,  D. T., Schachter, B. J.;
Two algorithms for constructing a Delaunay triangulation;
Int.\ J. Comp.\ Inf.\ Sci.; 9; 1980; 219--242;

%LeeDTWong1981
\rhl{L}
\refR Lee,  D. T., Wong, C. K.;
Finding intersection of rectangles by range search;
IBM; 1981;

%LeeEHForsythe1973
% larry
\rhl{L}
\refJ Lee,  E. H., Forsythe, G. E.;
Variational study of nonlinear spline curves;
SIAM Rev.; 15; 1973;  120--133;

%LeeETChang1976
% larry
\rhl{L}
\refJ Lee,  E. T., Chang, G. Z.;
On numerical evaluation of Fourier coefficients by splines;
Bull.\ Inst.\ Math.\ Acad.\ Sinica; 4; 1976; 233--248;

%LeeETY1982
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
A simplified B-spline computation routine;
\C; 29; 1982; 365--371;

%LeeETY1985
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
Some remarks concerning B-splines;
\CAGD; 2; 1985; 307--311;
% simple derivations of basic facts

%LeeETY1986
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
Comments on some B-spline algorithms;
\C; 36; 1986; 229--238;

%LeeETY1987
\rhl{L}
\refP Lee,  Eugene T. Y.;
Rational quadratic B\'ezier representation for conics;
\Troy; 3--19;

%LeeETY1989
% .
\rhl{L}
\refJ Lee, E. T. Y.;
Choosing nodes in parametric curve interpolation;
\CAD; 21; 1989; 363--370;
% elastica

%LeeETY1989a
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
A remark on divided differences;
\AMMo; 96(7); 1989; 618--622;
% $[x_0,\ldots,x_n]f = [x_0,\ldots,x_{n+1}]((\cdot-x_{n+1})f$. See also
% Hakopian82a, Micchelli80b

%LeeETY1989b
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
Yet another proof of knot insertion;
\CAGD; 6; 1989; 363--370;

%LeeETY1989c
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
A note on blossoming;
\CAGD; 6; 1989; 359--362;

%LeeETY1990
% .
\rhl{L}
\refJ Lee, E. T. Y.;
Energy, fairness, and a counterexample;
\CAD; 22; 1990; 37--40;
% reparametrization, elastica

%LeeETY1992
% kersey 20jun97
\rhl{L92}
\refP Lee, E. T. Y.;
On a class of data parametrizations:
   variations on a theme of Epstein, II;
\Biri; 381--390;

%LeeETY1992b
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
Corners, cusps, and parametrizations: 
   Variations on a theme of Epstein;
\SJNA; 29(2); 1992; 553--565;

%LeeETY1994
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
Remarks on an identity related to degree elevation;
\CAGD; 11; 1994; 109--111;

%LeeETY1994
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y.;
Computing a chain of blossoms, with application to product of splines;
\CAGD; 11; 1994; 597--620;

%LeeETY1996
% . 10nov97
\rhl{L96}
\refJ Lee, E. T. Y.;
Marsden's identity;
CAGD; 13; 1996; 287--305;

%LeeETYLucian1991
% author 26aug98
\rhl{L}
\refJ Lee, E. T. Y., Lucian, Miriam;
M\"obius reparametrizations of rational B-splines;
\CAGD; 8; 1991; 213--215;

%LeeJ1968
% larry
\rhl{L}
\refD Lee,  J. W.;
The study of a class of boundary-value problems with cyclic totally
positive Green's functions with applications to spline approximation and
eigenvalue problems;
Stanford Univ.; 1968;

%LeePinkus1978
% author
\rhl{L}
\refJ Lee, J. W., Pinkus, A.;
Spectral properties and oscillation theorems for mixed boundary-value problems 
of Sturm-Liouville type;
J.\ Differ.\ Eqs.; 27; 1978;
190--213;

%LeeSL1974
% larry
\rhl{L}
\refD Lee,  S. L.;
Cardinal lacunary spline interpolation;
Univ.\  Alberta; 1974;

%LeeSL1975a
% . 19may96
\rhl{L}
\refJ Lee, S. L.;
B-splines for cardinal Hermite interpolation;
\LAA; 12; 1975; 269--280;

%LeeSL1975b
% MR0382916 06jun04
\rhl{L}
\refJ Lee,  S. L.;
$B$-splines for cardinal Hermite interpolation;
\LAA; 12(3); 1975; 269--280; 

%LeeSL1976
% author 21jan02 MR0420074 
\rhl{L}
\refJ Lee, S. L.;
Fourier transforms of $B$-splines and fundamental splines for cardinal Hermite 
   interpolation;
\PAMS; 57(2); 1976; 291--296;

%LeeSL1976b
% MR0435665 (55 #8623) 06jun04
\rhl{L}
\refJ Lee, S. L.;
Exponential Hermite-Euler splines;
\JAT; 18(3); 1976; 205--212;

%LeeSL1978
% MR0503020 (80m:41006) 06jun04
\rhl{GL}
\refJ Lee, S. L.;
A class of cardinal lacunary interpolation problems by spline functions;
Aequationes Math.; 18(1-2); 1978; 64--76;

%LeeSLMajid1991
% . 21jan02
\rhl{L}
\refR Lee,  S. L., Majid, A. A.;
Closed smooth piecewise bicubic surfaces;
\TOG; 10; 1991; 342--365;

%LeeSLMajid1999a
\rhl{L}
\refR Lee,  S. L., Majid, A. A.;
Smooth piecewise biquartic surfaces on
arbitrary polyhedral mesh;
 preprint; xx;

%LeeSLMicchelliSharmaSmith1983
% MR0709718
\rhl{LMSS}
\refJ Lee,  S. L., Micchelli, C. A., Sharma, A., Smith, P. W.;
Some properties of periodic B-spline collocation matrices;
\PEMS Sect.\ A; 94(3-4); 1983; 235--246;

%LeeSLPhillips1988
% . 14may99 MR0931009
\rhl{L}
\refJ L. Lee, S. L., Phillips, G. M.;
Polynomial interpolation at points of a geometric mesh on a triangle;
\PEMS Sect A; 108(1-2); 1988; 75--87;

%LeeSLPhillips1988a
% MR0994850 (91c:41010) 06jun04
\rhl{SP}
\refP Lee, S. L., Phillips, G. M.;
Interpolating polynomials on the triangle;
\VarnaV; 288--291;
% multivariate interpolation

%LeeSLPhillips1988b
% MR1022964 (90j:65019) 06jun04
\rhl{SP}
\refQ Lee, S. L., Phillips, G. M.;
Interpolation on the simplex by homogeneous polynomials;
(Numerical mathematics, Singapore 1988), xxx (eds.),
ISNM 86, Birkh\"auser (Basel); 1988; 295--305;
% multivariate interpolation

%LeeSLPhillips1991
% . 03apr06
\rhl{}
\refJ Lee, S. L., Phillips, G. M.;
Construction of lattices for Lagrange interpolation in projective spaces;
\CA; 7; 1991; 283--297;

%LeeSLPhillips1992
% MR1228619 (94g:51002)  06jun04
\rhl{LP}
\refJ Lee, S. L., Phillips, G. M.;
Pencils, Pappus' theorem and polynomial interpolation;
Math.{} Medley; 20(2); 1992; 68--78;

%LeeSLPhillips1995
% MR1340890 (96f:41042) 06jun04
\rhl{LP}
\refJ Lee, S. L., Phillips, G. M.;
Interpolation on the triangle and simplex;
NATO Adv.{} Sci.{} Inst.{} Ser.{} C Math.{} Phys.{} Sci.; 454; 1995; 177--196;
% Approximation theory, wavelets and applications (Maratea, 1994),
% Kluwer Acad. Publ., Dordrecht, 1995. 

%LeeSLSharma1976
%  MR0415141 06jun04
\rhl{LS}
\refJ Lee, S. L., Sharma, A.;
Cardinal lacunary interpolation by $g$-splines I: the characteristic
   polynomials;
\JAT; 16(1); 1976; 85--96;

%LeeSLSharmaTanHH1998
% MR 08apr04
\rhl{}
\refJ Lee, S. L., Tan, H. H.;
Spline interpolation and wavelet construction;
Appl.\ Comput.\ Harmon.\ Anal.; 5(3); 1998; 249--276;
% MR99f:42086
% changed from: Compactly supported fundamental splines and wavelet bases;

%LeeSLSharmaTzimbalario1976
% sonya  MR0422956
\rhl{LST}
\refJ Lee, S. L., Sharma, A., Tzimbalario, J.;
A class of cardinal splines with Hermite type interpolation;
\JAT; 18(1); 1976; 30--38;

%LeeSLTanHH1996
% MR1395633 (97g:65044) 06jun04
\rhl{LT}
\refJ Lee, S. L., Tan, H. H.;
Smooth B\'ezier surfaces over simple triangular meshes;
\AoNM; 3(1-4); 1996; 181--208;

%LeeSLTanTang1992
% carl
\rhl{L}
\refJ Lee,  S. L., Tan, Roger C. E., Tang, W. S.;
$L_2$-approximation by the translates of a function and related attenuation
factors;
\NM; 60; 1992; 549--568;

%LeeSLTanWS1976
% MR0445168 (56 #3512) 06jun04
\rhl{ST}
\refJ Lee, Seng Luan, Tan, Wang Seng;
Introduction to spline functions;
Bull.{} Malaysian Math.{} Soc.; 7(1); 1976; 8--27; 

%LeeSLTang1991
%  MR1131957 06jun04
\rhl{LT}
\refJ Lee, S. L., Tang, W. S.;
Approximation and spectral properties of periodic spline operators;
\PEMS\ (2); 34(3); 1991; 363--382;

%LeeSLTangWS1989
% MR1055663 (91h:41015) 06jun04
\rhl{ST}
\refJ Lee, S. L., Tang, W. S.;
Complex homogeneous splines on the torus;
\ATA; 5(4); 1989; 31--42; 

%LeeSYWolbergShinSY1997
% carl 20nov03
\rhl{}
\refJ Lee, Seungyong, Wolberg, G., Shin, Sung Yong;
Scattered data interpolation with multilevel B-splines;
IEEE Trans.\ Visualization Comput.\ Graphics; 3(3); 1997; 228--244;
% many references from engineering point of view
% Approximate interpolation by iterative construction that, at each level,
% constructs a local and stable approximation by tensor-product splines 
% (written as weighted sums of B-splines) on a yet finer rectangular mesh
% to the current residual, then sums all the approximations obtained.

%LeeSl1990
% MR1111934 (92e:41004) 06jun04
\rhl{L}
\refP Lee, S. L.;
The use of homogeneous coordinates in spline functions and polynomial 
   interpolation;
\Duisburg; 167--178;

%LeeTKraviarisSeinfeld1986
\rhl{L}
\refJ Lee,  T., Kraviaris, C., Seinfeld, J.;
History matching by spline approximation and regularization in single-phase
areal reservoirs;
SPE Reservoir Engineering; xx; 1986; 521--534;

%LeeuwRijckevarselHaus1981
\rhl{L}
\refJ Leeuw,  Jan de, Rijckevarsel, Jan van, Haus, van der;
Nonlinear principal components analysis with B-splines;
Meth.\ of Operations Res.; 43; 1981; 379--384;

%Lef1994
% larry
\rhl{L}
\refP Lef, I.;
Computation of curvatures related to surface-surface blending;
\ChamonixIIa; 285--292;

%Lefranc1958
% amos 20apr00
\rhl{L58}
\refJ Lefranc, M.;
Analyse Spectrale sur Z${}_{\rm n}$;
\CRASP; 246; 1958; 1951--1953;

%Lefschetz1953a
\rhl{L}
\refB Lefschetz,  S.;
Algebraic Geometry;
Princeton University Press (xxx); 1953;

%Leger1997
% larry 10sep99
\rhl{L}
\rhl{L}
\refP L\'eger, M.;
Interpolation with triangulations and curvature minimization;
\ChamonixIIIa; 263--270;

%Leger2000
% larry 20apr00
\rhl{}
\refP L\'e;ger, Michel;
Interpolation from Lagrange to Holberg;
\Stmalof; 281--290;

%LegerMorvanThibaut1994
% larry
\rhl{L}
\refP L\'eger, M., Morvan, J.-M., Thibaut, M.;
Least-squares optimization of thread surfaces;
\ChamonixIIa; 293--300;

%Lei1977a
% carl
\rhl{L}
\refJ Lei,  Junjiang;
On approximation by translates of globally supported functions;
\JAT; 77; 1994; 124--138;

%Lei1994
% author 29apr97
\rhl{L}
\refJ Lei, Junjiang;
$L_p(\RR)$-Approximation by certain projection operators;
\JMAA; 185; 1994; 1--14;
% Wiener's lemma

%LeiCheney1994
% author
\rhl{L}
\refQ Lei, Junjiang, Cheney, E. W.;
Quasi-interpolation on irregular points, I;
(Approximation and Computation: Festschrift in Honor of Walter Gautschi),
 R. V. M. Zahar (ed.),
ISNM 119, Birkh\"auser Verlag (Basel-Boston-Berlin); 1994; 121--135;

%LeiJia1991
% carl
\rhl{L}
\refJ Lei,  Junjiang, Jia, Rong-Qing;
Approximation by piecewise exponentials;
\SJMA; 22; 1991; 1776--1789;

%LeiJiaCheney1997
% carl 12mar97
\rhl{L}
\refJ Lei, Junjiang, Jia, Rong-Qing, Cheney, E. W.;
Approximation from shift-invariant spaces by integral operators;
\SJMA; 28(2); 1997; 481--498;

%Leja1957
% carl
\rhl{L}
\refJ Leja, F.;
Sur certains suites li\'ees aux ensembles plans et leur application \`a la
representation conforme;
Ann.\ Polon.\ Math.; 4; 1957; 8--13;
% Franciszek

%Lemarie1988a
% hogan 19nov95
\rhl{L}
\refJ Lemari\'e,  P. G.;
Ondelettes \`a localisation exponentielle;
Journal de Math.\ Pures et Appl.;  67(3); 1988;  227--236;

%Lemarie1991
\rhl{L}
\refR Lemari\'e,  P. G.;
Some remarks on wavelet theory and interpolation; 
Report \#91-13, Universit\'e de Paris-Sud, Math\'ematiques; 1991;

%LemarieRieusset1992
\rhl{L}
\refP Lemari\'e-Rieusset,  Pierre-Gilles;
Wavelets, splines, and divergence-free vector functions;
\SinghII; 381--390;

%LemarieRieussetMalgouyres1991
% amos 20apr00
\rhl{LM91}
\refJ Lemarie-Rieusset, Pierre-Gilles, Malgouyres, Gerard;
Support des fonctions de base dans une analyse multiresolution;
\CRASP; 313; 1991; 377--380;

%LemehauteSchumakerTraversioni1996
\rhl{}
% larry
\refJ Le M\'ehaut\'e, A., Schumaker, L. L., Traversoni, L.;
Multivariate scattered data fitting;
\JCAM; 73; 1996; 1--4;

%LemmensSeidel1973
% shayne 03apr06
\rhl{}
\refJ Lemmens, P. W. H., Seidel, J. J.;
Equiangular lines;
J. Algebra; 24; 1973; 494--512;

%LempelSeroussi1992a
% greg
\rhl{L}
\refJ Lempel,  A., Seroussi, G.;
Systematic  derivation  of spline bases;
\CAGD; 9; 1992; 349--363;

%Lenard1984
\rhl{L}
\refP Lenard,  M.;
A spline interpolation method for functions of several variables;
\VarnaIV; 519--523;

%Lenard1991
\rhl{L}
\refR L\'en\'ard,  M.;
On reduced $n$-cubic spline interpolation of Hermite type;
Lajos Kossuth Univ.\ Debrecen, Hungary; xxx;

%Lenard1992
% carl
\rhl{L}
\refJ L\'en\'ard,  M.;
On an $n$-dimensional quadratic spline approximation;
\JAT; 68; 1992; 113--135;

%Lenze1989
% carl
\rhl{L}
\refJ Lenze,  B.;
On the explicit solution of a time-optimal control problem by means of
one-sided spline approximation;
\JAT; 56; 1989; 297--305;

%Lenze1990
\rhl{L}
\refJ Lenze,  B.;
On constructive one-sided approximation of multivariate functions of bounded
variations;
\NFAO; 11; 1990; 55--83;

%Lenze1992
\rhl{L}
\refR Lenze,  B.;
Constructive multivariate approximation via sigmoidal functions;
preprint; 1992;

%LenzeLocher1990
\rhl{L}
\refP Lenze,  B., Locher, F.;
On ridge-type functions with elliptic contour lines; 
\Duisburg; 193--204;

%Leonard1982
\rhl{L}
\refR Leonard,  T.;
Bayes estimation of a multivariate density;
MRC 2342; 1982;

%Leopoldseder1998
% author 08apr04
\rhl{}
\refD Leopoldseder, Stefan;
Cone spline surfaces and spatial arc splines;
TU Wien (Austria); 1998;
% biarc 

%Leopoldseder2000
% . 08apr04
\rhl{}
\refR Leopoldseder, Stefan;
Cone spline surfaces and spatial arc splines -- a sphere geometric approach;
Tech.Rep.\ 77, Techn.\ Univ.\ Wien, Institut f\"ur Geometrie; 2000;

%Leopoldseder2000
% . 08apr04
\rhl{}
\refR Leopoldseder, Stefan;
Algorithms on cone spline surfaces and spatial osculating arc splines;
Tech.Rep.\ 76, Techn.\ Univ.\ Wien, Institut f\"ur Geometrie; 2000;
% from cs.umanitoba.ca/~walton/ResearchDocs/t_rep76.pdf

%LepineGuibaultValletTrepanier2000
% larry 20apr00
\rhl{}
\refPa L\'epine, J\'er\^ome, Guibault, Fran{\c c}ois, Vallet, Marie-Gabrielle,
Tr\'epanier, Jean-Yves; 
Optimization of a curve approximation based on NURBS interpolation;
\Stmalod; 213--220;

%LeshnoLinPinkusSchocken9x
% author
\rhl{L}
\refJ Leshno, M., Lin, V. Ya., Pinkus, A., Schocken, S.;
Multilayer feedforward networks with a non-polynomial activation function 
can approximate any function;
Neural networks; xx; 199x; xxx--xxx;

%Levesley1994
% larry
\rhl{L}
\refP Levesley, J.;
Convolution kernels for approximation by radial basis functions;
\ChamonixIIb; 343--350;

%LevesleyKushpel1999
% carl 26aug99
\rhl{L}
\refJ Levesley, J., Kushpel, A. K.;
On the norm of the Fourier-Gegenbauer projection in weighted $L_p$-spaces;
\CA; 15(3); 1999; 369--380;

%LevesleyKushpel1999
% author 24mar99 26aug99
\rhl{L}
\refJ Levesley, J., Kushpel, A. K.;
Generalized sk-spline interpolation on compact Abelian groups;
\JAT; 97(2); 1999; 311--333;

%LevesleyLightRagozinSunX1999
% authors 16mar01
\rhl{LLRS}
\refQ Levesley, J., Light, W. A., Ragozin, D. L., Sun, X.;
A simple approach to the variational theory for interpolation on spheres;
(New Developments in Approximation Theory), M.W. M\"uller, M.D. Buhmann,
D.H. Mache, M. Felten (eds.), Birkh"auser (Basel); 1999; 117--143;

%LevesleyRagozin2000
% larry 20apr00
\rhl{}
\refP Levesley, Jeremy, Ragozin, David L.;
Local approximation on manifolds using radial functions and polynomials;
\Stmalof; 291--300;

%Leviatan1973
% sonya
\rhl{L}
\refJ Leviatan,  D.;
On the representation of the remainder in the
	 variation-diminishing spline approximation;
\JAT; 7; 1973; 63--70;

%Leviatan1999
\rhl{L}
\refR Leviatan,  D.;
The degree of comonotone approximation of differentiable functions;
xx; 19xx;

%LeviatanMhaskar1982a
% carl
\rhl{L}
\refJ Leviatan,  D., Mhaskar, H. N.;
The rate of monotone spline approximation in the $L_p$ norm;
\SJMA; 13; 1982; 866--874;

%LeviatanMhaskar1982b
% sonya
\rhl{L}
\refJ Leviatan,  D., Mhaskar, H. N.;
Comonotone approximation by splines of piecewise monotone functions;
\JAT; 35; 1982; 364--369;

%LeviatanShadrin1996
% . 12mar97
\rhl{L}
\refJ Leviatan, D., Shadrin, A.;
On monotone and convex approximation by splines with free knots;
\AoNM; xx; 1996; xxx--xxx;

%LeviatanShevchuk1997
% carl 20jun97
\rhl{L}
\refJ Leviatan, D., Shevchuk, I. A.;
Some positive results and counterexamples in comonotone approximation;
\JAT; 89(2); 1997; 195--206;

%LeviatanShevchuk1998
% carl 26aug98
\rhl{L}
\refJ Leviatan, D., Shevchuk, I. A.;
Nearly comonotone approximation;
\JAT; 95(1); 1998; 53--81;

%Levin1986
% larry
\rhl{L}
\refJ Levin,  D.;
Multidimensional reconstruction by set-valued approxima\-tions;
\IMAJNA; 6; 1986; 173--184;
% author has `approximation'

%Levin1993
% author 07may96 carlrefs
\rhl{L}
\refP Levin, D.;
Local interpolation schemes -- from curves to surfaces;
\ChileII; 211--225;

%Levin1998
% author 20nov03
\rhl{}
\refJ Levin, David;
The approximation power of moving least squares;
\MC; 67; 1998; 1517--1531;
% MLS, scattered data

%Levin2000
% larry 20apr00
\rhl{}
\refP Levin, Adi;
Filling n-sided holes using combined subdivision schemes;
\Stmalod; 221--228;

%Levin6x
% . 19nov95
\rhl{L}
\refJ Levin, A. Yu.;
On some estimates of a differentiable function;
Dokl\. Acad.\ Naut.\ SSSR; 138; 1961; 37--38;
%xx; xx; 196x; 523--524;

%LevinA2000
% carl 02feb01
\rhl{}
\refJ Levin, Adi;
Surface design using locally interpolating subdivision schemes;
\JAT; 104(1); 2000; 98--120;

%LevinNadler1995
% author 07may96
\rhl{L}
\refJ Levin, David, Nadler, Edmond;
Convexity preserving interpolation by algebraic curves and surfaces;
\NA; 9; 1995; 113--139;

%LevinShekhtman1995
% carl 07may96
\rhl{L}
\refJ Levin, Eli, Shekhtman, Boris;
Two problems in interpolation;
\CA; 11; 1995; 513--515;
% polynomial interpolation is probably the oldest profession in
% Approximationn Theory.

%LevinStechkin1948a
% shayne 05feb96
\rhl{L}
\refQ Levin, V. E., Stechkin, S. B.;
Supplement to the Russian edition of Hardy, Littlewood and Polya;
(Inequalities (Russian edition)), HLP (eds.),
Foreign Literature (Moscow); 1948; 361--441;

%Levina1970
\rhl{L}
\refJ Levina,  M.;
On the mean-root-square error for some
	 spline functions (Russian);
Trudy Tallin.\ Politehn.\  Inst.\ Ser.\ A; 293; 1970; 11--14;

%Levinxx
% carlrefs 20nov03
\rhl{}
\refR Levin, David;
Mesh-independent surface interpolation;
School of Math.\ Sci, Tel Aviv U.; 19xx;
% Moving least squares (MLS), scattered data

%Lewis1999a
% larry
\rhl{L}
\refR Lewis,  R. M.;
Cardinal interpolating multiresolutions;
preprint; xx;

%LewisBRobinson1978
\rhl{L}
\refJ Lewis,  B. A., Robinson, J. S.;
Triangulation of planar regions with applications;
XX; 21; 1978; 324--332;

%LewisJ1970
% carl
\rhl{L}
\refJ Lewis, James T.;
Computation of best one-sided $L_l$ approxomation;
\MC; 24(111); 1970; 529--536;
% convex restraints, linear programming.

%LewisJ1972
% carl
\rhl{L}
\refJ Lewis, James T.;
Computation of best monotone approximations;
\MC; 26(119); 1972; 737--747;
% approximation with constraints, linear programming.

%LewisJP1987
\rhl{L}
\refJ Lewis,  J. P.;
Generalized stochastic subdivision;
\ACMTG; 6; 1987; 167--190;

%Li1962a
% ,
\rhl{L}
\refJ Li,  Wen-Qing;
On the approximation order of the Bernstein polynomial in $k$ variables
(Chinese);
Xiamen Univ.\ J. (Natural Sci.\ Sect.); 2; 1962; 119--129;
% referred to in JiaWu88

%Li1987
% shayne 22may98
\rhl{L}
\refJ Li, Ping;
Iterates of Bernstein polynomials over triangles;
J. China Univ.\ Sci.\ Tech.; 17; 1987; suppl.\ 19--25;

%Li1996
% shayne 21jan02
\rhl{}
\refJ Li, Song;
Approximation properties of multivariate Bernstein-Kantorovich operators in
   $L\sb p(S)$;
Acta Math.\ Appl.\ Sinica; 19; 1996; 385--394;

%LiBFairweatherBialecki2002
% author 23jun03
\rhl{}
\refJ Li, B., Fairweather, G., Bialecki, B.;
Discrete-time orthogonal spline collocation methods for vibration problems;
\SJNA; 39; 2002; 2045--2065;

%LiHL1999a
\rhl{L}
\refD Li,  H.;
Shape controllability and geometric continuity in CAGD;
(in chinese),  CAD LAB, Institute of Computing Technology,
Academic Sinica, Beijing, China; xxx;

%LiKC1986
% carl 20jun97
\rhl{L}
\refJ Li, Ker-Chau;
Asymptotic optimality of $C_L$ and generalized cross-validation in ridge
   regression with application to spline smoothing;
Annals Stat.; 14(3); 1986; 1101--1112;

%LiW1997
% carl 26aug98
\rhl{L}
\refP Li, W.;
Unconstrained minimization of quadratic splines and applications;
\Mannheimnisi; 113--128;

%LiX1995a
% carl 26oct95
\rhl{L}
\refJ Li, Xin;
On the Lagrange interpolation for a subset of $C^k$ functions;
\CA; 11(3); 1995; 287--297;
% Polynomial interpolation at Chebyshev points to piecewise $C^k$ functions
% converges at the Jackson rate, with one order higher away from the
% breakpoint(s).

%LiY1983
\rhl{L}
\refR Li, Yuesheng;
Regularization-spline techniques for solving integral equations of the
first kind;
xxx; 1983;

%LiYS1985
% sonya
\rhl{L}
\refJ Li,  Yuesheng;
On the recurrence relations for B-splines defined by certain L-splines;
\JAT; 43; 1985; 359--369;

%Lian1982
\rhl{L}
\refJ Lian,  X. Z.;
Matrix representation and the estimation of
	 the remainder of the cardinal spline
	 interpolating formulas Chinese;
Acta.\ Sci.\  Natur.\  Univ.\  Jilin; 2; 1982; 17--25;

%Lian1982b
\rhl{L}
\refJ Lian,  X. Z.;
A new class of spline interpolation formulas
	 with equidistant nodes;
Acta.\  Sci.\  Natur.\  Univ.\  Jilin; 1; 1982;  17--25;

%Lian1982c
\rhl{L}
\refJ Lian,  Z. S.;
Matrix representation and the estimation of
	 the remainder term of the cardinal spline
	 interpolating formulas (Chinese);
Acta.\ Sci.\  Natur.\  Univ.\  Jilin; 2; 1982;  1--7;

%LianCheng1992
% larry
\rhl{L}
\refJ Lian, J., Cheng, Z. X.;
Calculations of bivariate splines.\ I. Truncated powers and $BM$-splines
in $S^1_2(\overline{\Delta}_2)$ and $S^2_4(\overline{\Delta}_2)$;
\AMS; 12; 1992; 203--214;

%LianCheng1992b
% larry
\rhl{L}
\refJ Lian, J., Cheng, Z. X.;
Calculations of bivariate splines.\ II. $BM$-splines in
$S^\rho_k (\Delta_2)$, $S^1_3 (\overline{\Delta}_2)$ and 
$S^2_4(\overline{\Delta}_2)$;
\AMS; 12; 1992; 215--229;

%LiangLu1998
% larry 10sep99
\rhl{}
\rhl{L}
\refP Liang, X.-Z.,  L\"u, C.-M.;
Properly posed set of nodes for bivariate Lagrange interpolation;
\TexasIXc;  189--196;

%LiangXZ1965
% author
\rhl{L}
\refD Liang,  Xue-Zhang;
On the interpolation and approximation in several variables (in Chinese);
(Postgraduate thesis), Jilin University (xxx); 1965;
% see LiangXZ79b
% If $q$ is an irreducible bivariate polynomial of degree \le 2, and
% T \subset \CC^2\bs Z(q) is correct for $\Pi_n(\RR^2)$, and
% S is an arbitrary subset of Z(q) of cardinality (n+3)(\deg q)-1, then
% T \cup S is correct for $\Pi_{n+\deg q}$.

%LiangXZ1979a
% .
\rhl{L}
\refJ Liang,  Xue-Zhang;
Properly posed nodes for bivariate interpolation and the superposed
interpolation (Chinese);
Jilin Daxue Xuebao, J.\ Jilin University (Natural Sciences); 1; 1979; 27--32;
% thesis in 1965(?) under Hsu L. C., publication interrupted by cultural 
% revolution.

%LiangXZ1979b
% author
\rhl{L}
\refJ Liang, Xue-Zhang;
On the interpolation and Tchebycheff approximation of functions of several
variables (Chinese);
Numerical Mathematics, a Journal of Chinese Universities; 1; 1979; 189--193;

%LiangXZ1986a
% author
\rhl{L}
\refJ Liang, Xue-Zhang;
On Hakopian interpolation in the disk;
\ATA; 2(1); 1986; 37--45;

%LiangXZ1986b
% shayne 29apr97
\rhl{L}
\refJ Liang,  Xue-Zhang;
Kergin-interpolation at the points which are zeros of the bivariate polynomial
   of least deviation from zero on the disk;
Northeastern Math.\ J.; 2; 1986; 408--414;
% along the same lines as the earlier work of Bos on Kergin interpolation at 
% points equally spaced along the boundary of the disk

%LiangXZ1989a
% author
\rhl{L}
\refJ Liang, Xue-Zhang;
Lagrange representation of multivariate interpolation;
Science in China (Ser.\ a); 4; 1989; 385--396;

%LiangXZ1990
% shayne 6aug96
\rhl{L}
\refJ Liang, Xue Zhang;
Convergence of Kergin interpolation in the disk;
Chinese Ann.\ Math.\ Ser.\ A; 11; 1990; 285--296;

%LiangXZHanXM1990
% mathscinet 10nov97
\rhl{L}
\refQ Liang, Xhue-Zhang, Han, X. M.;
On Chebyshev approximation in several variables. III. (English);
(Approximation, optimization and computing), xxx (eds.),
North-Holland (Amsterdam); 1990;  125--128; 

%LiangXZJinGR1992
% author 10nov97
\rhl{L}
\refQ Liang, Xue-Zhang, Jin, G. R.;
On convergences of Hakopian interpolation;
(Proceedings, Conference of Mathematical Science, Changshun),
xxx (ed.), xxx (xxx); 1992; 278--280;

%LiangXZJinGRChenHL1995
% mathscinet 10nov97
\rhl{L}
\refQ Liang, Xue-Zhang, Jin, G. R., Chen, H. L.;
Bivariate box-spline wavelets;
(Harmonic analysis in China (Math.\ Appl.\ vol.~327)), xxx (ed.),
Kluwer Acad.\ Publ.{} (Dordrecht); 1995; 183--196;
% 42C15 41A15  97g:42028 

%LiangXZLi1991a
% author
\rhl{L}
\refJ Liang, Xue-Zhang, Li, L. Q.;
On bivariate osculatory interpolation;
\JCAM; 38; 1991; 271--282;

%LiangXZLuCM1997
% shayne 29apr97
\rhl{L}
\refJ Liang, Xue-Zhang, L\"u, C.--M.;
On the convergence of Hakopian interpolation and cubature;
\JAT; 88; 1997; 28--46;
% In this paper we improve a theorem on Hakopian interpolation due to
% the first author. We also propose a new kind of cubature scheme on 
% the disk, which is convergent for continuous functions.

%LiangXZLuCM1998
% carl 20apr00
\rhl{LL}
\refJ Liang, Xue-Zhang, L\"u, C.--M.;
On the integral convergence of Kergin interpolation on the disk;
\JCAM; 95; 1998; 45--63;
%   convergence in $L_1$ of the Kergin interpolant and its derivatives on the
%   closed unit ball in $\RR^2$.

%LiangXZLuCM1998
% . 20apr00
\rhl{LL}
\refP Liang, Xue-Zhang, L\"u, C.-M.;
Properly posed set of nodes for bivariate Lagrange interpolation;
\TexasIXt; 189--196;
% PPSN := properly posed set of nodes := correct
% ACWMF := algebraic curve without multiple factors
% generalizes LiangXZ65 to algebraic curves of arbitrary degree
% If q is ACWMF and q_1\cdots q_m is its factorization into irreducibles, and,
% for some n, T_i is an arbitrary (1+n\deg q_i)-set in Z(q_i), all i.

%LiangXZLuCMFengRZ2001
% carl 20apr00
\rhl{LLF}
\refJ Liang, Xue-Zhang, L\"u, C.-M., Feng, Ren-Zhong;
Properly posed sets of nodes for multivariate Lagrange interpolation in $C^s$;
\SJNA; 39(2); 2001-2; 587--595;

%LiangXZYe1986
% shayne 6aug96
\rhl{L}
\refJ Liang, Xue Zhang, Ye, Ya Ming;
Kergin interpolation at the points which are zeros of the bivariate
   polynomial of least deviation from zero on the disk;
Dongbei Shuxue; 2(4); 1986; 408--414;
% Also known as Northeast.\ Math.\ J.  or as
% Dongbei Shida Xueboa, (Ziran Kexue Ban), J. Northeast Normal U. of Natural
% Sciences, Changchun
% Along the same lines as the earlier work of Bos on Kergin interpolation at
% points equally spaced along the boundary of the disk
% 88f:41007 

%Lien1991
\rhl{L}
\refR Lien, S.;
Trigonometriske splines;
Trondheim; 1991;

%Light1981
\rhl{L}
\refJ Light,  W. A.;
Convergence of the Diliberto-Straus algorithm in $L_1X \times Y$;
\NFAO; 3; 1981; 137--146;

%Light1983
% sonya
\rhl{L}
\refJ Light,  W. A.;
The Diliberto-Straus algorithm in $L_1X \times Y$;
\JAT; 38; 1983; 1--8;

%Light1990
%carl
\rhl{L}
\refP Light,  W. A.;
Recent developments in the Strang-Fix theory for approximation orders;
\ChamonixI; 285--292;

%Light1992
\rhl{L}
\refP Light,  W. A.;
Some aspects of radial basis function approximation;
\SinghII; 163--190;

%Light1993a
% carl
\rhl{L}
\refJ Light,  W. A.;
Techniques for generating approximations via convolution kernels;
\NA; 5; 1993; 247--261;

%Light1994
% larry
\rhl{L}
\refP Light, W.;
Using radial functions on compact domains;
\ChamonixIIb; 351--370;

%Light1996
% . 29apr97
\rhl{L}
\refR Light, W.;
Variational methods for interpolation, particularly by radial basis
   functions;
TR, Dept.\ Math.\ Comp.\ Sc., University of Leicester (England); 1996;

%Light1997
% carl 26aug98
\rhl{L}
\refP Light, W.;
Interpolation by translates of a basis function;
\Mannheimnisi; 129--140;

%Light1999
\rhl{L}
\refJ Light,  W. A;
A note on proximinality in $CS \times T$ with the $L_1-$norm;
Proc.\ Edinburgh Math.\ Soc; X; 19XX; XX;

%LightCheney1980
% sonya
\rhl{L}
\refJ Light,  W. A., Cheney, E. W.;
On the approximation of a bivariate function by the sum of univariate
functions;
\JAT; 29; 1980; 305--322;

%LightCheney1981
\rhl{L}
\refJ Light,  W. A., Cheney, E. W.;
Some best-approximation theorems in tensor-product spaces;
Math.\ Proc.\ Cambridge Soc.; 89; 1981; 385--390;

%LightCheney1985
\rhl{L}
\refB Light,  W. A., Cheney, E. W.;
Approximation Theory in Tensor Product Spaces;
Springer-Verlag Lecture Notes 1169 (New York); 1985;

%LightCheney1991
% sonya
\rhl{L}
\refJ Light,  W. A., Cheney, E. W.;
Interpolation by piecewise-linear radial basis functions II;
\JAT; 64; 1991; 38--54;

%LightCheney1992a
% carl
\rhl{L}
\refJ Light,  W. A., Cheney, E. W.;
Quasi-interpolation with translates of a function having noncompact support;
\CA; 8; 1992; 35--48;

%LightGolitschekCheney1992
% carl
\rhl{L}
\refJ Light,  W. A., Golitschek, M. v., Cheney, E. W.;
Approximation with monotone norms in tensor product spaces;
\JAT; 68; 1992; 183--205;

%LightMccabePhillipsCheney1982
\rhl{L}
\refJ Light,  W. A., McCabe, J. H., Phillips, G. M., Cheney, E. W.;
The approximation of bivariate functions by sums of univariate ones
using the $L_1-$metric;
\PEMS; 25; 1982; 173--181;

%LightWayne1995
% . 29apr97 16mar01
\rhl{LW}
\refP Light, W., Wayne, H.;
Error estimates for approximations by radial basis functions;
\SinghIII; 215--246;
% also TR, Dept.\ Math.\ Comp.\ Sc., University of Leicester (England): 1996:

%LightWayne1996b
% . 29apr97
\rhl{L}
\refR Light, W., Wayne, H.;
Some remarks on power functions and error estimates for radial basis function
   interpolation;
TR, Dept.\ Math.\ Comp.\ Sc., University of Leicester (England); 1996;

%LightWayne1999a
% . 29apr97 24mar99
\rhl{L}
\refJ Light, W., Wayne, H.;
Spaces of distributions and interpolation by translates of a basis function;
% TR, Dept.\ Math.\ Comp.\ Sc., University of Leicester (England): 1996:
\NM; 81(3); 1999; 415--450;

%Ligun1976
% . 03apr06
\rhl{}
\refJ Ligun, A. A.;
Exact inequalities of spline functions and optimal quadrature formula;
\MZ; 16; 1976; 913--926;
% \MN; 19: 1976:

%Ligun1980
\rhl{L}
\refJ Ligun,  A. A.;
A property of interpolating spline functions (Russian);
Ukrain.\  Mat.\  J.; 32; 1980;  507--514;

%LigunStorcai1976
\rhl{L}
\refJ Ligun,  A. A., Storcai, V. F.;
The best choice of nodes in the interpolation
	 of functions by Hermite splines;
Anal.\  Math.; 2;  1976;  267--275;

%LigunStorcai1982
\rhl{L}
\refJ Ligun,  A. A., Storcai, V. F.;
Interpolation of functions by cubic Hermitian
	 splines (Russian);
Tzv.\ Vyssh.\  Ucebn.\  Zaved.\ Mat.; 6; 1982;  26--29;

%LiiRosenblatt1975
\rhl{L}
\refJ Lii,  K. S., Rosenblatt, M.;
Asymptotic behavior of a spline estimate
	 of a density function;
\CMA; 1; 1975;	175--235;

%Liming1944
% . 10nov97
\rhl{L}
\refB Liming, R. A.;
Practical Analytic Geometry with Applications to Aircraft;
Macmillan (London); 1944;
% early book on math applied to practical surface construction

%Lin1981
\rhl{L}
\refJ Lin,  F. H.;
On the convergence of a class of quadratic
	 interpolation splines (Chinese);
Zhejiang Daxue Xuebao; 2; 1981;  139--143;

%LinPinkus1993
% sonya
\rhl{L}
\refJ Lin,  Vladimir Ya., Pinkus, A.;
Fundamentality of ridge functions;
\JAT; 75(3); 1993; 295--311;

%LinWalker2004
% carlref 03apr06
\rhl{}
\refP Lin, A., Walker, M.;
Proto-B\'ezier simplices -- applications to Hermite interpolation of curves;
\Seattle; 387--404;

%LindeReimerSundermann1989
% .
\rhl{L}
\refJ Linde, U., Reimer, M., Sundermann, B.;
Numerische Berechnung extremaler Fundamentalsysteme f\"ur Polynomr\"aume \"uber
der Vollkugel;
\C; 43; 1989; 37--45;

%Lindstrom1999
% . 20apr00
\rhl{L}
\refJ Lindstrom, Mary J.;
Penalized Estimation of free-knot splines;
J. Comput.\ Graph.\ Statistics;  8(2); 1999; xxx--xxx;

%Link1975
% .
\rhl{L}
\refD Link, Reinhardt;
Asymptotische Fehlerdarstellungen bei Approximationsverfahren mit
Spline-Funktionen;
Mathematische Fakult\"at, Universit\"at Freiburg (Germany); 1975;

%Link1975a
% . 19may96
\rhl{L}
\refD Link, Reinhardt;
Asymptotische Fehlerdarstellungen bei Approximationsverfahren mit 
   Spline-Funktionen;
Mathematische Fakult\"at, Universit\"at Freiburg (Germany); 1975;
% cardinal splines, univariate, quasi-interpolants

%Linner1989
% larry
\rhl{L}
\refJ Linn\'er,  A.;
Some properties of the curve straightening flow in the plane;
\TAMS; 314(2); 1989; 605--617;
% nonlinear splines

%Linner1991a
% sherm, editors update
\rhl{L}
\refQ Linn\'er,  A.;
Steepest descent used as a tool to find critical points of $\int\kappa^2$ 
defined on curves in the plane with arbitrary types of boundary conditions;
(Geometric Analysis and Computer Graphics, MSRI Publications vol.17),
P. Concus, R. Finn, and D. A. Hoffman (eds.),
Springer (New York); 1991; 127--138;
% nonlinear splines

%Linner1991b
% author
\rhl{L}
\refJ Linn\'er,  A.;
Curve-straightening in closed Euclidean submanifolds;
\CMP; 138; 1991; 33--49;
% nonlinear splines

%Linner1993a
% carl
\rhl{L}
\refJ Linn\'er,  Anders;
Existence of free nonclosed Euler-Bernoulli elastica;
Nonlinear Analysis, Theory, Methods \& Appl.; 21(8); 1993; 575--593;
% nonlinear splines

%Linner1996
% carl 07may96
\rhl{L}
\refJ Linn\'er, Anders;
Unified representations of nonlinear splines;
\JAT; 84(3); 1996; 315-0-350;

%Linner1999b
\rhl{L}
\refR Linn\'er,  A.;
How to find closed geodesics and elastic curves on two-dimensional level 
surfaces;
Case Western Reserve University, Cleveland, Ohio; xxx;

%Linner1999c
\rhl{L}
\refR Linn\'er,  A.;
Curve-straightening;
Univ.\ of Missouri-St.Louis; xxx;

%LinoWilde1991
% larry Lai-Schumaker book
\rhl{LinW91}
\refJ Lino, L., Wilde, J.;
Subdivision of triangular B\'ezier patches into rectangular B\'ezier
patches;
Adv.\ Design Automation; 32; 1991; 1--6;

%LionsMagenes1972
% larry Lai-Schumaker book
\rhl{LioM72}
\refB Lions, J. L., Magenes, E.;
Non-Homogeneous Boundary Value Problems and Applications I;
Springer-Verlag (Berlin); 1972;

%Lipow1973
% larry
\rhl{L}
\refJ Lipow,  P. R.;
Spline functions and intermediate best quadrature formulas;
\SJNA; 10; 1973;  127--136;

%Lipow1976
% sonya
\rhl{L}
\refJ Lipow,  P. R.;
Uniform bounds for cardinal Hermite spline
	 operators with double knots;
\JAT; 16; 1976;  372--383;

%LipowSchoenberg1973
% larry
\rhl{L}
\refJ Lipow,  P. R., Schoenberg, I. J.;
Cardinal interpolation and spline functions III.
	 Cardinal Hermite interpolation;
\LAA; 6; 1973;	273--304;

%Lis1977
\rhl{L}
\refJ Lis,  B. F.;
Sur une m\'ethode d'approximation par des
	 fonctions splines d'interpolation \`a l'aide
	 des relations integrales;
\MaZ; 22; 1977;	593--600;

%Little1983
\rhl{L}
\refP Little,  F. F.;
Convex combination surfaces;
\CagdI; 99--107;

%Little1986
\rhl{L}
\refD Little,  F. F;
Triangular surfaces;
Univ.\ of Utah; 1986;

%LitvinovNesvoval1975
\rhl{L}
\refJ Litvinov,  V., Nesvoval, A. G.;
The use of spline theory for the construction of discrete differentiating
	 algorithms;
Mat.\  Fiz.\  Vyp.; 17; 1975; 137--143;

%LiuAJoe1995
% ming, April, 2005 Lai-Schumaker book
\rhl{LiuJ95}
\refJ  Liu, A., Joe, B.;
Quality local refinement of tetrahedral meshes based on
   bisection; 
\SJSC; 16; 1995; 1269--1291;

%LiuAJoe1996
%ming Lai-Schumaker book
\rhl{LiuJ96}
\refJ Liu, A., Joe, B.;
Quality local refinement of tetrahedral meshes based on
   $8$-subtetrahedron subdivision;
\MC; 65; 1996; 1183--1200;

%LiuHW1990a
% . 26aug98
\rhl{L}
\refR Liu, Huan-Wen;
On the dimension of bivariate spline space on generalized non-uniform type-1
   triangulation;
Guangxi Institute for Nationalities, Nanning Guangxi, China; xxx;

%LiuHW1990b
% Huan-Wen Liu  26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
The space $\tilde{S}_2^1(\bigtriangleup_{mn}^{(2)})$ of 
   bivariate periodic spline functions;
Numer.\ Math.\ J. Chinese Univ.; 12; 1990; 335--341;

%LiuHW1990c
% Huan-Wen Liu 26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
Double-periodic spline space $\tilde{S}_2^1(\bigtriangleup_{mn}^{(2)})$;
J. Xiangtan Univ.; 12; 1990; 19--26;

%LiuHW1992a
% . 26aug98
\rhl{L}
\refR Liu,  Huan-Wen;
An integral representation of bivariate splines and the dimension of 
   $S^1_3(\Delta)$ over stratified triangulation;
Guangxi Institute for Nationalities, PR China; 1992;

%LiuHW1992b
% Huan-Wen Liu 26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
Interpolation and approximation by double periodic quadratic splines;
Math.\ Numer.\ Sinica; 14; 1992; 152--156;

%LiuHW1992c
% Huan-Wen Liu 26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
The double periodic spline space $\tilde{S}_k^1(\bigtriangleup_{mn}^{(1)})$ 
   with degree $k\geq 4$ on type-1 triangulation;
CALCOLO; 29; 1992; 269--289;

%LiuHW1993
% Huan-Wen Liu 26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
Point-evaluation interpolation and approximation by double periodic quadratic
   splines;
Numer.\ Math.\ J. Chinese Univ.; 15; 1993; 195--206;

%LiuHW1994a
% Huan-Wen Liu 26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
An integral representation of bivariate splines and the dimension of
   quadratic spline spaces over stratified triangulation;
Acta Math.\ Sinica; 37; 1994; 534--543;

%LiuHW1994b
% Huan-Wen Liu 26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
A note on the recurrence relations of multivariate truncated 
   powers and box splines;
Numer.\ Math.\ J. of Chinese Univ.\ (series B); 3; 1994; 10--17;

%LiuHW1995
% Huan-Wen Liu 26aug98
\rhl{L}
\refJ Liu, Huan-Wen;
An identity of quadratic spline function in space  
   $\tilde{S}_2^1(\bar{\bigtriangleup}_{mn}^{(2)})$;
J. Guangxi Univ.\ for Nationalities; 1; 1995; 25--29;

%LiuHW1996
% Huan-Wen Liu 16jan02 21jan02
\rhl{L}
\refJ Liu, Huan-Wen;
The dimension of cubic spline space over stratified triangulation;
J. Math.\ Research Exposition; 16; 1996; 199¡ª208;

%LiuHW2000
% Huan-Wen Liu 16jan02 21jan02
\rhl{L}
\refJ Liu, Huan-Wen;
An expansion of bivariate spline functions;
J. Austr.\ Math.\ Soc.\ Ser.{} B; 41; 2000; 527¡ª541;

%LiuHWHongD1999
% Huan-Wen Liu 16jan02 21jan02
\rhl{L}
\refJ Liu, Huan-Wen, Hong, D.;
Some smoothness conditions and conformality conditions for bivariate quartic 
   and quintic splines;
CALCOLO; 36; 1999; 43--61;

%LiuHWShuS1996
% Huan-Wen Liu 16jan02 21jan02
\rhl{L}
\refJ Liu, Huan-Wen, Shu, S.;
Double periodic quadratic spline space 
   $\tilde{S}_2^1\left(\bar{\bigtriangleup}_{mn}^{(2)}\right)$
over the irregular type-2 triangulation;
Guangxi Sciences; 3; 1996; 8--11;

%LiuLWangG2002
% . 04mar10
\rhl{LW}
\refJ Liu, L., Wang, G.;
Explicit matrix representation for NURBS curves and surfaces;
\CAGD; 19(6); 2002; 409--419;

%LiuMann1997
% Stephen Mann 26aug99
\rhl{L}
\refJ Liu, W., Mann, S.;
An optimal algorithm for expanding the composition of polynomials;
\ACMTG; 16(2); 1997; 155--178;

%LiuXC1991
% . 26aug98
\rhl{L}
\refR Liu,  X.-C.;
Error bounds on Bernstein-B\'ezier approximations and B\'ezier net 
   approximations;
xxx; xxx;

%LiuXYSchumaker1996
\rhl{}
% larry
\rhl{}
\refJ Liu, Xiaoyu, Schumaker, L. L.;
Hybrid B\'ezier patches on sphere-like surfaces;
\JCAM; 73; 1996; 157--172;

%LiuXZhuY1995
%% larry Lai-Schumaker book
\rhl{LiuZ95}
\refJ Liu, X., Zhu, Y.;
A characterization of certain $C^2$ discrete triangular interpolants;
\CAGD; 12; 1995; 329--348;

%Livadas1989
\rhl{L}
\refJ Livadas,  P. E.;
A reconstruction of an unknown 3-D surface from a collection of its cross 
sections\semicolon an implementation;
Intern.\ J. Computer Math.; 26; 1989; 143--160;

%Ljung1995
% carlrefs 20nov03
\rhl{}
\refR Ljung, Lennart;
From Data to Model: A Guided Tour;
Link\"oping U. (Sweden); 1995;

%Locher1993
% carl
\rhl{L}
\refJ Locher,  F.;
A stability test for real polynomials;
\NM; 66(1); 1993; 33--40;
% Chebyshev basis, root location, Euclidean algorithm

%Locker1971
% larry
\rhl{L}
\refJ Locker,  J.;
The method of least squares for boundary-value problems;
\TAMS; 154; 1971; 57--68;

%Lockwood1967a
\rhl{L}
\refB Lockwood,  E. H.;
A Book of Curves;
Cambridge Univ.\ Press (xxx); 1967;

%Lodha1997
% carlrefs 20nov03
\rhl{L}
\refQ Lodha, S.;
Scattered data techniques for surfaces;
(Geometric Detection, Estimation and Synthesis for Scientific Visualization),
xxx (eds.), Academic Press (San Diego); 1997; xxx--xxx;
% ms: 1996:

%LodhaGoldman1994
% larry
\rhl{L}
\refP Lodha, S., Goldman, R.;
A multivariate generalization of the de Boor-Fix formula;
\ChamonixIIa; 301--310;

%LodhaGoldman1994a
% carlrefs 20nov03
\rhl{L}
\refR Lodha, S., Goldman, R.;
Duality between L-bases and B-bases;
ms; 1994;

%LodhaGoldman1994b
% carlrefs 20nov03
\rhl{L}
\refR Lodha, S., Goldman, R.;
Change of basis algorithms for surfaces in CAGD;
ms; 1994;

%LodhaGoldman1997
% . 14may99
\rhl{L}
\refJ Lodha, S. K., Goldman, R. N.;
A unified approach to  evaluation algorithms for multivariate polynomials;
\MC; 66; 1997; 1521--1553;

%LodwickWhittle1970
\rhl{L}
\refJ Lodwick,  G. D., Whittle, J.;
A technique for automatic contouring field survey data;
Austral.\ Computer J.; 2; 1970; 104--109;

%LoebMorsundSchumakerTaylor1969
% larry
\rhl{L}
\refJ Loeb,  H., Morsund, D., Schumaker, L. L., Taylor, G.;
Uniform generalized weight function polynomial
  approximation with interpolation;
\SJNA; 6; 1969; 284--293;

%LoganShepp1975
% shayne 03apr06
\rhl{}
\refJ Logan, B. F., Shepp, L. A.;
Optimal reconstruction of a function from its projections;
Duke Math.\ J.; 42; 1975; 645--659;

%Loginov1969
\rhl{L}
\refJ Loginov,  A. S.;
Approximation of continuous functions by
	 broken lines;
\MaZ; 6; 1969;  149--160;

%Loginov1970
\rhl{L}
\refJ Loginov,  A. S.;
Estimates for the approximation by broken lines of continuous functions of
class $H_\omega$;
Ves.\ Moskov.\ Univ.\ Math.; 25; 1970; 47--55;

%Loginov1972
\rhl{L}
\refJ Loginov,  A. S.;
On a limit relation in spline function approximation;
Ukrain Mat.\  Z.; 24; 1972;  695--699;

%Loginov1974
\rhl{L}
\refJ Loginov,  A. S.;
Best approximation of continuous functions
	 by piecewise monotone functions;
Izv.\ Akad.\  Nauk.\  SSSR.  Ser.\ Mat.; 38; 1974;  995--1011;

%Loh1981
% larry, carl
\rhl{L}
\refJ Loh, Rong;
Convex B-spline surfaces;
\CAD; 13(3); 1981; 145--149;

%Lojasiewicz1959
\rhl{L}
\refJ Lojasiewicz,  S.;
Sur le probl\`eme de la division;                            
\SM; 18; 1959; 87--136;

%Lokar1989
\rhl{L}
\refQ Lokar,  Matija;
How to compute a multivariate B-spline;
(VI Conference on Applied Mathematics [Tara, 1988]), xxx (ed.),
Univ.\ Belgrade (Belgrade); 1989; 106--112;

%LongChen1995
% hogan 6aug96
\rhl{L}
\refJ Long, Ruilin, Chen, Dirong;
Biorthogonal wavelet bases on $\Rd$;
\ACHA; 2; 1995; 230--242;  

%Longhi1986a
\rhl{L}
\refR Longhi,  L.;
Interpolating patches between cubic boundaries;
Technical Report T.R. UCB/CSD 87/313, University of California,
Berkeley; 1986;

%Lonnberg1982
\rhl{L}
\refQ Lonnberg,  P.;
Structure functions and their implications for
higher resolution analysis;
(Proceedings, Workshop on Current Problems in Data Assimilation, ECMWF),
xxx (ed.), xxx (xxx); 1982; 142--178;

%Loop1987
% .
\rhl{L}
\refD Loop,  C.;
Smooth subdivision surfaces based on triangles;
Master's, University of Utah (Salt Lake City, UT); 1987;
% see Loop94

%Loop1994
% . 24mar99
\rhl{L}
\refQ Loop, C.;
Smooth spline surfaces over irregular meshes;
(Computer Graphics Proceedings), xxx (ed.), xxx (xxx);
1994; 303--310;

%Loop9x
% .
\rhl{L}
\refR Loop,  C. T.;
Smooth low degree polynomial spline surfaces over irregular meshes;
preprint, Jan.; 1993;

%LoopDeRose1989a
\rhl{L}
\refJ Loop,  C., DeRose, T.;
A multisided generalization of B\'ezier surfaces;
Transactions on Graphics;  8; 1989; 204--234;

%LoopDeRose1990a
\rhl{L}
\refJ Loop,  C., DeRose, T.;
Generalized B-spline surfaces of arbitrary topology;
Computer Graphics (SIGGRAPH'90);  24(4); 1990; 347--356;

%LopesNonatoPescoTavares2000
% larry 20apr00
\rhl{}
\refP Lopes, H., Nonato, L. G., Pesco, S., Tavares, G.;
Dealing with topological singularities in volumetric reconstruction;
\Stmalod; 229--238;

%Lorenc1981
\rhl{L}
\refJ Lorenc,  A. C.;
A global three dimensional multivariate
statistical interpolation scheme;
Mon.\ Wea.\ Rev.; 109; 1981; 701--721;

%LorentePardoSablonniereSerranoPerez1997
% larry 10sep99
\rhl{LSS}
\refP Lorente-Pardo, J., Sablonni\`ere, P.,  Serrano-P\'erez, M. C.;
On convexity and subharmonicity of some functions on triangles;
\ChamonixIIIa; 271--278;

%LorentePardoSablonniereSerranoPerez1999
%% LLS Lai-Schumaker book
\rhl{LorSS99}
\refP Lorente-Pardo, J., Sablonni\`ere, P., Serrano-P\'erez, M. C.;
On the convexity of Powell--Sabin finite elements;
\Guangzhou; 395--404; 

%LorentePardoSablonniereSerranoPerez2000a
%% LLS Lai-Schumaker book
\rhl{LorSS00a}
\refJ Lorente-Pardo, J., Sablonni\`ere, P., Serrano-P\'erez, M. C.;
On the convexity of $C\sp 1$ surfaces associated with some
   quadrilateral finite elements;
\AiCM; 13; 2000; 271--292;

%LorentePardoSablonniereSerranoPerez2000b
% LLS Lai-Schumaker book
\rhl{LorSS00b}
\refJ Lorente-Pardo, J., Sablonni\`ere, P., Serrano-P\'erez, M. C.;
On the convexity of B\'ezier nets of quadratic Powell--Sabin splines
   on $12$-fold refined triangulations;
\JCAM; 115; 2000; 383--396;

%LorenteRamirez1987
\rhl{L}
\refP Lorente,  J., Ram\'{\i}rez, V.;
On interpolation systems and H-reducible interpolation problems;
\Chile; 153--163;

%LorenteRamirez1988
\rhl{L}
\refR Lorente,  J., Ramirez, V.;
An application of interpolation systems to the finite element method;
xx; 1988;

%LorentzG1953
\rhl{L}
\refB Lorentz,  G. G.;
Bernstein Polynomials;
University of Toronto Press (Toronto); 1953;

%LorentzG1966
% carl
\rhl{L}
\refB Lorentz,  G. G.;
Approximation of Functions;
Holt, Rinehart and Winston (New York); 1966;

%LorentzG1972
% sonya
\rhl{L}
\refJ Lorentz,  G. G.;
Birkhoff interpolation and the problem of free matrices;
\JAT; 6; 1972; 283--290;

%LorentzG1975
\rhl{L}
\refR Lorentz,  G. G.;
Birkhoff interpolation problem;
CNA; 1975;

%LorentzG1975b
% larry
\rhl{L}
\refJ Lorentz,  G. G.;
Zeros of splines and Birkhoff's kernel;
\MZ; 142; 1975; 173--180;
% zero count, rolle theorem for splines, etc

%LorentzG1977
% sonya
\rhl{L}
\refJ Lorentz,  G. G.;
Coalescence of matrices, regularity and singularity of Birkhoff
interpolation problems;
\JAT; 20; 1977; 178--190;

%LorentzG1986
% larry
\rhl{L}
\refP Lorentz,  G. G.;
Classical interpolation by polynomials in two variables;
\TexasV; 435--438;

%LorentzG1987b
\rhl{L}
\refP Lorentz,  G. G.;
On the determinant of a bivariate Birkhoff interpolation problem;
\ShrivenhamI; 169--179;

%LorentzG1989
% carl
\rhl{L}
\refJ Lorentz,  G. G.;
Solvability of multivariate interpolation;
\JRAM; 398; 1989; 101--104;
% generalization of LorentzGLorentzR84
% see JiaSharma91 for a correct proof

%LorentzG1989b
\rhl{L}
\refJ Lorentz,  G. G.;
Uniform bivariate Hermite interpolation I: Coordinate degree;
\MZ; 203; 1990; 193--210;

%LorentzG1991
% carl
\rhl{L}
\refP Lorentz,  G. G.;
Autobiography;
\ChuiforLorentz; 1--14;

%LorentzG1997a
% author
\rhl{}
\refB Lorentz, George G.;
Mathematics from Leningrad to Austin. Vol. 1. George G.
Lorentz' selected works in real, functional and numerical analysis. With
contributions by S. Baron, D. Leviatan and S. Riemenschneider. Edited and
with an introduction by Rudolph A. Lorentz;
Contemporary Mathematicians.
Birkh\"auser (Boston, MA); 1997;
% xxxvi+548 pp.

%LorentzG1997b
% author
\rhl{}
\refB Lorentz, George G.;
Mathematics from Leningrad to Austin. Vol. 2. George G.
Lorentz' selected works in real, functional, and numerical analysis. With
contributions by Tamas Erdelyi, Paul Nevai, Colin Bennett and Hubert Berens.
Edited by Rudolph A. Lorentz;
Birkh\"auser (Boston, MA); 1997;
% xxviii+648 pp.

%LorentzGG1997
% larry 10sep99
\rhl{L}
\rhl{L}
\refP Lorentz, G. G.;
Open problems of approximation;
\ChamonixIIIb; 225--233;

%LorentzGGolitschekMakovoz1996a
% .
\rhl{LGM}
\refB Lorentz, G. G., Golitschek, M. v., Makovoz, Y.;
Constructive Approximation, Advanced Problems;
Grundlehren der mathematischen Wissenschaften \#304, Springer--Verlag
(Heidelberg); 1996;

%LorentzGJetterRiemenschneider1983
% carl
\rhl{LJR}
\refB Lorentz,  G. G., Jetter, K., Riemenschneider, S. D.;
Birkhoff Interpolation,
Encycl.\ of Math.\ and its Appl.\ {\bf 19}; Addison-Wesley (Reading); 1983;

%LorentzGLorentzR1984
% carl
\rhl{LL}
\refQ Lorentz,  G. G., Lorentz, R. A.;
Multivariate interpolation;
(Rational Approximation and interpolation),
P. R. Graves-Morris {\sl et al} (eds.),
Lecture Notes in Math.\ 1105, Springer-Verlag (Berlin); 1984; 136--144;

%LorentzGLorentzR1986
\rhl{LL}
\refR Lorentz,  G. G., Lorentz, R. A.;
Three papers on bivariate Birkhoff interpolation;
GMD; 1986;

%LorentzGLorentzR1986b
% greg
\rhl{L}
\refJ Lorentz,  G. G., Lorentz, R. A.;
Solvability problems of bivariate interpolation I;
\CA; 2; 1986; 153--169;

%LorentzGLorentzR1987
\rhl{L}
\refJ Lorentz,  G. G., Lorentz, R. A.;
Solvability of bivariate interpolation, II:  Applications;
\JATA; 3; 1987; 79--97;

%LorentzGLorentzR1990
% carl
\rhl{L}
\refJ Lorentz,  G. G., Lorentz, R. A.;
Bivariate Hermite interpolation and applications to algebraic geometry;
\NM; 57; 1990; 669--680;

%LorentzGRiemenschneider1978b
% larry
\rhl{L}
\refP Lorentz,  G. G., Riemenschneider, S. D.;
Birkhoff quadrature matrices;
\ButzerIII; 359--374;

%LorentzGRiemenschneider1979a
% larry
\rhl{L}
\refJ Lorentz,  G. G., Riemenschneider, S. D.;
Probabilistic approach to Schoenberg's problem in Birkhoff interpolation;
\AMASH; 33; 1979; 127--135;

%LorentzGRiemenschneider1979b
% sherm
\rhl{L}
\refP Lorentz,  G. G., Riemenschneider, S. D.;
Recent progress in Birkhoff interpolation;
\BrazilI; 187--236;

%LorentzGSchumaker1972a
% larry
\rhl{L}
\refJ Lorentz,  G. G., Schumaker, L. L.;
Saturation of positive operators;
\JAT; 5; 1972; 413--424;

%LorentzGZeller1971
% larry
\rhl{L}
\refJ Lorentz,  G. G., Zeller, K. L.;
Birkhoff interpolation;
\SJNA; 8; 1971; 43--48;

%LorentzGZeller1971a
% MR0295529 (45:4595)
\rhl{}
\refJ Lorentz, G. G., Zeller, K. L.;
Birkhoff interpolation;
\SJNA; 8(1); 1971; 43--48;
% first GG paper on the topic; 
% earlier papers: Schoenberg66b, SharmaPrasad68, Ferguson69

%LorentzGZeller1975
% larry
\rhl{L}
\refJ Lorentz,  G. G., Zeller, K. L.;
Birkhoff interpolation problem: coalescence of rows;
Arch.\ Math.; 26; 1975; 189--192;

%LorentzR1981
% sherm
\rhl{L}
\refR Lorentz,  R. A.;
Birkhoff interpolation and simultaneous approximation for periodic
Chebycheff systems;
GMD; 1981;

%LorentzR1984
\rhl{L}
\refP Lorentz,  R. A.;
Some regular problems of bivariate interpolation;
\VarnaIV; 549--562;

%LorentzR1988
\rhl{L}
\refR Lorentz,  R. A.;
Uniform bivariate Hermite interpolation I: Coordinate degree;
GMD; 1988;

%LorentzR1988b
\rhl{L}
\refR Lorentz,  R. A.;
Uniform bivariate Hermite interpolation II: Total degree;
GMD; 1988;

%LorentzR1990a
% sonya
\rhl{L}
\refJ Lorentz,  R. A.;
Some new periodic Chebycheff subspaces;
\JAT; 61; 1990; 13--22;

%LorentzR1992a
% carl, shayne
\rhl{L}
\refB Lorentz,  R. A.;
Multivariate Birkhoff Interpolation;
Lecture Notes in Mathematics, No.\ 1516, Springer Verlag (Heidelberg); 1992;
% Birkhoff interpolation from spaces of multivariate polynomials that are
% spanned by monomials

%LorentzR2000
% . 16aug02
\rhl{}
\refJ Lorentz, R. A.;
Multivariate Hermite interpolation by algebraic polynomials: a survey;
\JACM; 122(1-2); 2000; 167--201;

%LorentzRMadych1991
\rhl{L}
\refR Lorentz,  R. A., Madych, W.;
Spline wavelets for ordinary differential equations;
xxx; xxx;

%LorentzRMadych1992a
% sherm
\rhl{L}
\refJ Lorentz,  R. A. H., Madych, W. R.;
Wavelets and generalized box splines;
% Arbeitspapiere der GMD \#563: 1991:
Appl.\ Anal.; 44; 1992; 51--76;

%LorentzROswald1997
% larry 10sep99
\rhl{LO}
\refP Lorentz, R. A.,  Oswald, P.;
Nonexistence of compactly supported box spline prewavelets
   in Sobolev spaces;
\ChamonixIIIb; 235--244;

%LorentzRSahakian9x
% carlrefs 20nov03
\rhl{}
\refR Lorentz, R. A., Sahakian, A. A.;
Orthogonal trigonometric Schauder bases of optimal degree for $C[0,2\pi)$;
ms; 199x;

%Loscalzo1968
\rhl{L}
\refR Loscalzo,  F. R.;
Numerical solution of ordinary differential equations by spline functions
(SPLINDIF);
MRC 842; 1968;

%Loscalzo1969
% . 29apr97
\rhl{L}
\refP Loscalzo, Frank R.;
An introduction to the application of spline functions to initial value
   problems;
\MadisonI; 37--64;
% part of MRC TSR 869:  On the use of spline functions for the numerical
% solution of ODEs

%LoscalzoSchoenberg1967
\rhl{L}
\refR Loscalzo,  F. R., Schoenberg, I. J.;
On the use of spline functions for the approximation of solutions of
ordinary differential equations;
MRC 723; 1967;

%LoscalzoTalbot1967
% larry
\rhl{L}
\refJ Loscalzo,  F. R., Talbot, T. D.;
Spline function approximations for solutions of
ordinary differential equations;
\SJNA; 4; 1967; 433--445;

%LoscalzoTalbot1967b
% larry
\rhl{L}
\refJ Loscalzo,  F. R., Talbot, T. D.;
Spline function approximations for solutions of
ordinary differential equations;
\BAMS; 73; 1967; 438--442;

%LottPullin1988
% carl
\rhl{L}
\refJ Lott, N. J., Pullin, D. I.;
Methods for fairing B-spline surfaces;
\CAD; 20(10); 1988; 597--604;
% modelling.

%LouZMBialeckiFairweather1998
% author 23jun03
\rhl{}
\refJ Lou, Z. M., Bialecki, B., Fairweather, G.;
Orthogonal spline collocation methods for biharmonic problems;
\NM; 80; 1998; 267--303;

%Louboutin1967a
% . 19may96
\rhl{L}
\refQ Louboutin, R.;
Sur une bonne partition de l'unite;
(Le Prolongateur de Whitney, Vol.\ II), G. Glaeser (ed.), Universit\'e de
Rennes (Rennes, France); 1967; xxx--xxx;

%LounsberyMannDeRose1992
% .
\rhl{L}
\refJ Lounsbery,  M., Mann, S., DeRose, T.;
An overview of parametric surface interpolation;
\CGA; 12(5); 1992; 45--52;

%Love1944
\rhl{L}
\refB Love,  A. E. H.;
A Treatise on the Mathematical Theory of Elasticity;
Dover (New York); 1944;
% originally: Cambridge University Press, 1926

%Lu1983
\rhl{L}
\refJ Lu,  J. K.;
On the construction of best fitting splines (Chinese);
J.  Wuhan Univ.\  Natur.\ Sci.\  Ed.; 1; 1983;  1--8;

%Lu1995
% .
\rhl{L}
\refJ Lu, Hao;
Fast algorithms for confluent Vandermonde linear systems and
generalized Trummer's problem;
SIAM J. Matrix Anal.\ Appl.; 16(2); 1995; xxx--xxx;
 
%Lu1996
% shayne 29apr97
\rhl{L}
\refJ Lu, X.;
A negative result on multivariate convex approximation by positive linear 
   operators;
\JAT; 86; 1996; 108--119;
% Xuguang Lu

%Lu1999
\rhl{L}
\refR L\"u,  X.;
Interpolation and the degree estimation;
Nanjing Aeronautical Institute; xxx;

%LuCM1997
% author 10nov97
\rhl{L}
\refD L\"u, Chun-Mei;
xxx;
Institute of Mathematics, Jilin U., Changchun, 130023 CHINA; 1997;
% multivariate polynomial interpolation, Lagrange, Hakopian, correct points
% for $\Pi_k(\RR^d)$.

%LuLiang1999
\rhl{L}
\refR L\"u,  W., Liang, Y.;
Polynomial interpolation of transfinite polynomial data and its applications;
Zhejiaang, HangZhou, PR China; xxx;

%LuXG1996a
% carl 5dec96
\rhl{L}
\refJ Lu, Xuguang;
A negative result on multivariate convex approximation by positive linear
   operators;
\JAT; 86(1); 1996; 108--119;

%Lubinsky1999
% carl 24mar99
\rhl{L}
\refJ Lubinsky, D. S.;
On boundedness of Lagrange interpolation in $L_p$, $p<1$;
\JAT; 96; 1999; 399--404;

%LubinskyMatjila1995a
% carl
\rhl{L}
\refJ Lubinksy, D. S., Matjila, D. M.;
Necessary and sufficient conditions for mean convergence of Lagrange
   interpolation for Freud weights;
\SJMA; 26(1); 1995; 238--262;

%LubinskySaff1987a
% shayne 05feb96
\rhl{L}
\refP Lubinsky, D. S., Saff, E. B.;
Strong asymptotics for $L_p$ extremal polynomials ($1< p\le\infty$) 
   associated with weights on $[-1,1]$;
\Tampaseminar; 83--104;

%LubinskySaff1988a
% shayne 05feb96
\rhl{L}
\refB Lubinsky, D. S., Saff, E. B.;
Strong asymptotics for extremal polynomials associated with weights on $\RR$;
Springer-Verlag (Berlin); 1988;

%Lucas1970
% larry
\rhl{L}
\refJ Lucas,  T. R.;
A generalization of $L$-splines;
\NM; 15; 1970; 359--370;

%Lucas1972
% sonya
\rhl{L}
\refJ Lucas,  T. R.;
M-splines;
\JAT; 5; 1972; 1--14;

%Lucas1974
% larry
\rhl{L}
\refJ Lucas,  T. R.;
Error bounds for interpolating cubic
   splines under various end conditions;
\SJNA; 11; 1974; 569--584;

%Lucas1982
% carl
\rhl{L}
\refJ Lucas,  Thomas R.;
Asymptotic expansions for interpolating periodic splines;
\SJNA; 19; 1982; 1051--1066;

%Lucas1983
% carl
\rhl{L}
\refJ Lucas, Thomas R.;
A posteriori improvements for interpolating periodic splines;
\MC; 40(161); 1983; 243--251;
% asymptotic expansion, Bernoullii polynomials, Bernoullii numbers.

%LucasReddien1972
% larry
\rhl{L}
\refJ Lucas,  T. R., Reddien, G. W.;
Some collocation methods for nonlinear boundary-value problems;
\SJNA; 9; 1972; 341--356;

%LucasReddien1973
% larry
\rhl{L}
\refJ Lucas,  T. R., Reddien, G. W.;
A high order projection method for nonlinear two-point boundary-value
problems;
\NM; 20; 1973; 257--270;

%Luenberger1969
% shayne 6aug96
\rhl{L}
\refB Luenberger, D. G.;
Optimization by Vector Space Methods;
Wiley (New York); 1969;

%Luh2000
% larry 20apr00
\rhl{}
\refP Luh, Lin-Tian;
Characterizations of native spaces;
\Stmalof; 301--308;

%LuhLinChang1983a
\rhl{L}
\refJ Luh,  J. Y. S., Lin, S., Chang, P. R.;
Formulation and optimization of cubic polynomial joint trajectory for
industrial robots;
IEEE Trans.\ Automatic Control; 28;
1983; 1066--1074;

%Lund1992
\rhl{L}
\refR Lund, L. E.;
Tension spline approximation;
Trondheim; 1992;

%LuoWang1991
\rhl{L}
\refR Luo, Z., Wang, Renhong;
A nodal basis of $C^\mu$ ($M\ge3$) rational spline function on triangulation;
Dalian Univ.\ of Tech., P. R. China; xxx;

%LuoWangRH1994a
% carl
\rhl{L}
\refJ Luoa, Zhongxuan, Wang, Renhong;
A nodal bases of $C^\mu$-rational spline functions on triangulations;
\JATA; 10(4); 1994; 13--24;

%Luscher1983
% larry
\rhl{L}
\refR Luscher,  N.;
Diskrete Splines;
Diplomarbeit, Univ.\ Braunschweig; 1983;

%Luscher1987
% larry
\rhl{L}
\refD Luscher,  N.;
Die Bernstein-B\'ezier Technik in der Methode der finiten Elemente;
Univ.\ Braunschweig; 1987;

%LutterkortPeters2000
% larry 20apr00
\rhl{}
\refP Lutterkort, David, Peters, J\"org;
Linear envelopes for uniform B--spline curves;
\Stmalod; 239--246;

%LutterkortPeters2001
% carl  16aug02
\rhl{L}
\refJ Lutterkort, David, Peters, J{\"o}rg;
Tight linear envelopes for splines;
\NM; 89; 2001; 735--748;
% sharp bounds in terms of second differences of the control points.

%LutterkortPeters9x
% carl 24mar99
\rhl{L}
\refR Lutterkort, D., Peters, J., Reif, U.;
Polynomial degree reduction in the $L_2$-norm equals best Euclidean
   approximation of B\'ezier coefficients;
ms; 1998;

%LutterkortPeters9x
% carl 24mar99
\rhl{L}
\refR Lutterkort, D., Peters, J.;
Tight linear bounds on the distance between a spline and its B-spline control
   polygon;
ms; 1999;
% sharp bounds in terms of second differences of the control points.

%LutterkortPetersReif9x
%LutterkortPeters9x 21jan2002
% carl 24mar99 21jan02
\rhl{L}
\refR Lutterkort, D., Peters, J., Reif, U.;
Polynomial degree reduction in the $L_2$-norm equals best Euclidean
   approximation of B\'ezier coefficients;
ms; 1998;

%Lyche1975
% larry
\rhl{L}
\refD Lyche,  T.;
Discrete polynomial spline approximation methods;
Univ.\  Texas; 1975;

%Lyche1975b
% tom
\rhl{L}
\refR Lyche,  T.;
Computation of	B-spline Gram matrices;
Research Report in Informatics 7, Univ.\ of Oslo; 1975;

%Lyche1976a
% tom
\rhl{L}
\refP Lyche,  T.;
Local spline approximation methods and osculatory interpolation formulae;
\BonnI; 305--319;

%Lyche1976b
% tom 20jun97
\rhl{L}
\refP Lyche,  T.;
Discrete polynomial spline approximation methods;
\BoehmerII; 144--176;

%Lyche1976c
\rhl{L}
\refJ Lyche,  T.;
Discrete cubic spline interpolation;
\BIT; 16; 1976;  281--290;

%Lyche1978
% tom
\rhl{L}
\refJ Lyche,  T.;
A note on the condition numbers of the B-spline bases;
\JAT; 22; 1978; 202--205;

%Lyche1979
% larry
\rhl{L}
\refJ Lyche,  T.;
A Newton form for trigonometric Hermite interpolation;
BIT; 19; 1979; 229--235;

%Lyche1980
% larry
\rhl{L}
\refP Lyche,  T.;
A formula for the degree of approximation by trigonometric polynomials;
\TexasIII; 611--614;

%Lyche1984
\rhl{L}
\refR Lyche,  T.;
A note on Chebyshevian B-splines;
Oslo; 1984;

%Lyche1985
% greg
\rhl{L}
\refJ Lyche,  T.;
A recurrence relation for Chebyshevian B-splines;
\CA; 1; 1985; 155--173;

%Lyche1986
% tom
\rhl{L}
\refP Lyche,  T.;
Chebyshevian B-splines and knot insertion;
\TexasV; 455--458;

%Lyche1988
% tom, carl
\rhl{L}
\refJ Lyche, T.;
Note on the Oslo algorithm;
\CAD; 20(6); 1988; 353--355;
% B-splines, knot insertion, subdivision, discrete B-splines.

%Lyche1989
% tom carlrefs
\rhl{L}
\refP Lyche, T.;
Condition numbers for B-splines;
\Griffithseini; 189--192;

%Lyche1990
% tom
\rhl{L}
\refP Lyche,  T.;
Discrete B-splines and conversion problems;
\Teneriffe; 117--134;

%LycheCohenMorken1985
% greg
\rhl{L}
\refJ Lyche,  T., Cohen, E., M{\o}rken, K.;
Knot line refinement algorithms for tensor product B-spline surfaces;
\CAGD; 2; 1985; 133--139;

%LycheMerrien2006
% tom 05mar08
\rhl{LM}
\refJ Lyche, T., Merrien, J.-L.;
Hermite subdivision with shape constraints on a rectangular mesh;
\BIT; 46; 2006; 831--859;

%LycheMorken1986
% larry
\rhl{L}
\refJ Lyche,  T., M{\o}rken, K.;
Making the Oslo algorithm more efficient;
\SJNA; 23; 1986; 663--675;

%LycheMorken1987
% author 04mar10
\rhl{LM}
\refJ Lyche,  T., M{\o}rken, K.;
Knot removal for parametric B-spline curves and surfaces;
\CAGD; 4; 1987; 217--230;

%LycheMorken1987b
% tom
\rhl{L}
\refP Lyche,  T., M{\o}rken, K.;
A discrete approach to knot removal and degree reduction
       algorithms for splines;
\ShrivenhamI;  67--82;

%LycheMorken1988
\rhl{L}
\refJ Lyche,  T., M{\o}rken, K.;
A data reduction strategy for splines;
\IMAJNA; 8; 1988; 185--208;

%LycheMorken1992
% larry
\rhl{L}
\refP Lyche, T., M{\o}rken, K.;
Spline-wavelets of minimal support;
\Nmatnion; 177--194;

%LycheMorken1993
% .
\rhl{L}
\refP Lyche,  T., M{\o}rken, K.;
How much can the size of the B-spline coefficients be reduced by
inserting one knot?;
\GoldmanLyche; 155--178;

%LycheMorken1994
% larry
\rhl{L}
\refP Lyche, T., M{\o}rken, K.;
A metric for parametric approximation;
\ChamonixIIa; 311--318;
% dist(curve, approx) := \inf_{\phi}\sup_t|curve(\phi(t)) - approx(t)|
% with \phi any regular parametrization for curve on the parameter interval
% for approx. It dominates the Hausdorff distance.
% The regularity of \phi guarantees this to be a metric.

%LycheMorken1998
% . 26aug98
\rhl{L}
\refR Lyche, T., M{\o}rken, K.;
The sensitivity of a spline function to perturbations of the knots;
ms; 1998;

%LycheMorkenStrom1993
\rhl{L}
\refP Lyche,  T., M{\o}rken, K., Str{\o}m, K.;
Conversion between B-spline bases using the generalized Oslo Algorithm;
\GoldmanLyche; 135--153;

%LycheScherer1997
% carl 26aug98
\rhl{L}
\refP Lyche, T., Scherer, K.;
On the sup-norm condition number of the multivariate triangular Bernstein
   basis;
\Mannheimnisi; 141--152;

%LycheScherer2002
% carl 02feb01
\rhl{}
\refJ Lyche, Tom, Scherer, Karl;
On the $L_1$-condition number of the univariate Bernstein basis;
% ms: 2000:
\CA; 18; 2002; 503--528;
% show the order to be $2^n/\sqrt{n}$;  very nice!
% an error, discovered by Domsta, is corrected in LycheScherer06

%LycheScherer2006
% carl
\rhl{}
\refJ Lyche, Tom, Scherer, Karl;
Addendum to ``On the $L_1$-condition number of the univariate Bernstein
basis'';
\CA; 24(3); 2006; 239--243;
% corrects an error in LycheScherer02

%LycheSchumaker1973a
% larry
\rhl{L}
\refP Lyche,  T., Schumaker, L. L.;
On the convergence of cubic interpolating splines;
\EdmontonI; 169--189;

%LycheSchumaker1973b
% larry
\rhl{L}
\refJ Lyche,  T., Schumaker, L. L.;
Computation of smoothing and interpolating natural
   splines via local bases;
\SJNA; 10; 1973; 1027--1038;

%LycheSchumaker1974
% larry
\rhl{L}
\refJ Lyche,  T., Schumaker, L. L.;
Procedures for computing smoothing and interpolating natural splines;
\CACM; 17; 1974; 463--467;

%LycheSchumaker1975
% larry
\rhl{L}
\refJ Lyche,  T., Schumaker, L. L.;
Local spline approximation methods;
\JAT; 15; 1975; 294--325;

%LycheSchumaker1989
% tom
\rhl{L}
\refB Lyche,  T., (eds.), L. L. Schumaker;
Mathematical Methods in Computer Aided Geometric Design;
Academic Press (Boston); 1989;

%LycheSchumaker1992
% tom
\rhl{L}
\refB Lyche,  T., (eds.), L. L. Schumaker;
Mathematical Methods in CAGD and Image Processing;
Academic Press (Boston); 1992;

%LycheSchumaker1994
\rhl{L}
\refP Lyche, T., Schumaker, L. L.;
% larry
L-spline wavelets; \Taormina;
197--212;

%LycheSchumaker1996
% Tom Lyche 26aug98
\rhl{L}
\refP Lyche, T., Schumaker, L. L.;
Total positivity properties of LB-splines;
\Zaragoza; 35--46;

%LycheSchumaker2000
% larry
\rhl{LS00}
\refJ Lyche, Tom, Schumaker, Larry L.;
A multiresolution tensor spline method
  for fitting functions on the sphere;
\SJSC; 22; 2000; 724--746;

%LycheSchumakerSepehrnoori1975
% larry
\rhl{L}
\refJ Lyche,  T., Schumaker, L. L., Sepehrnoori, K.;
FORTRAN subroutines for computing smoothing and interpolating natural splines;
Adv.\ Eng.\ Software; 5; 1983; 2--5;

%LycheSchumakerSepehrnoori1978
% tom
\rhl{L}
\refR Lyche,  T., Schumaker, L. L., Sepehrnoori, K.;
An ALGOL package for computing smoothing
  and interpolating spline functions;
Research Report in Informatics 28, Univ.\ Oslo; 1978;

%LycheSchumakerSepehrnoori1983
% . 02feb01
\rhl{}
\refJ  Lyche, T.,  Schumaker, L. L., Sepehrnoori, C. K.;
Fortran subroutines for computing smoothing and interpolating natural splines;
Advances in Engineering Software; 5(1); 1983; 2--5;

%LycheSchumakerStanley1998
% Tom Lyche 26aug98
\rhl{LSS98}
\refJ Lyche, Tom, Schumaker, Larry L., Stanley, Sonya;
Quasi-interpolants based on trigonometric splines;
\JAT; 95; 1998; 280--309;

%LycheWinther1979
%tom
\rhl{L}
\refJ Lyche,  T., Winther, R.;
A stable recurrence relation for trigonometric B-splines;
\JAT; 25; 1979; 266--279;

%Lynch1992
% sherm, pagination update
\rhl{L}
\refJ Lynch,  R. E.;
Fundamental solutions of nine-point discrete Laplacians;
\ANM; 10(3-4); 1992; 325--334;

%LynchRW1982
% . 20nov03
\rhl{}
\refD Lynch, R. W.;
A method for choosing a tension factor for spline under tension
   interpolation;
Master's, U. Texas (Austin); 1982;

%Lyness1971
% larry, carl
\rhl{L}
\refJ Lyness, J. N.;
The calculation of Fourier coefficients by the M\"obius inversion of the
Poisson summation formula: Part II. Piecewise continuous functions and
functions with poles near the interval $[0,1]$;
\MC; 25(113); 1971; 59--78;
% Euler-Maclaurin summation formula, Fourier coefficient asymptotic expansion,
% numerical quadrature, subtracting out singularities.

%LyubichShatalova2004
% shayne 03apr06
\rhl{}
\refJ Lyubich, Yu. I., Shatalova, O. A.;
Isometric embeddings of finite-dimensional $\ell_p$-spaces over the quaternions;
Algebra i Analiz; 16; 2004; 15--32;