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DEA Options

Note that the current version of DEA uses "gdx" files for all its output. Tools to manipulate and view such files are part of the standard GAMS distribution and are described in fuller detail in GDX documentation.


Option Name Values Description

alias

string
(default = slice)
slice set alias name

dualval

comma-separated list of equation names
(leave blank to write all dual values)
(default: write no values)
write specified dual variable values to gdx file, xxx.gdx where xxx is the equation name

eqnchk

0 do not use
1 use (default)
equation number check on/off

lpalg

1 primal (default for max)
2 dual (default for min)
3 barrier (default for QP)
LP algorithm to use

modelstat

0 do not write
1 write (default)
write model status to gdx file, stat.gdx

objval

0 do not write
1 write (default)
write objective values to gdx file, stat.gdx

primval

comma-separated list of variable names
(leave blank to write all variable values)
(default: write no values)
write specified primal variable values to gdx file, xxx.gdx where xxx is the variable name

rcval

comma-separated list of variable names
(leave blank to write all reduced cost values)
(default: write no values)
write specified reduced cost values to gdx file, xxxmar.gdx where xxx is the variable name

slackval

comma-separated list of equation names
(leave blank to write all slack values)
(default: write no values)
write specified slack values to gdx file, xxxmar.gdx where xxx is the equation name

slicetype

0 delete
1 add (default)
how to treat slices at each step

solvestat

0 do not write
1 write (default)
write solver status to gdx file, stat.gdx

writebas

filename
(default = none)
name of basis file to write

writelp

filename
(default = none)
name of lp file to write

writemps

filename
(default = none)
name of mps file to write

writenum

non-negative integer
(default = 0 -- no problem written)
write problem number out -- use with writebas, writelp, writemps, writesav and writesos

writesav

filename
(default = none)
name of sav file to write

writesos

filename
(default = none)
name of sos file to write