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Re: models ...



Hi TienZung,
  My point is that for love sometimes you cannot "na^ng le^n" ddu+o+.c.
So the model is good for this feature of love not a drawback.
  I don't like Riemann surface model, that allow you go everywhere, that 
is not realistic. A crazy man cannot have ability to go one round more 
around the singularity to pass the branching to become a talent, in my 
opinion. If you do something stupid, you loose the chance to woo the 
young lady, you cannot go back and do everything from beginning ,man.
 Or you are more optimistic.
Aiviet
   

On Fri, 7 Mar 1997, Nguyen Tien Zung wrote:

> Hi ba'c AiViet va` ca'c ba'c
> 
> Tui thi` tha^'y la` models cua? Zeeman (du+.a tre^n Whitney singularity)
> co' serious flaw: no' kho^ng thoa? ma~n extension principle (tu+'c la`
> ba'c cha.y 1 ddu+o+`ng phia' du+o+'i variables thi` ve^` nguye^n ta('c
> pha?i na^ng le^n ddu+o+.c
> tha`nh 1 ddu+o+`ng phia' tre^n, nhu+ng theo Zeeman model
> thi` ne^'u ba'c cha.y 1 ddu+o+`ng phia' du+o+'i kho^ng ca^`n tha^.n se~
> kho^ng na^ng le^n ddu+o+.c dda^u ca? ne^'u kho^ng co' jumps)
> Xem ra ca'i singularity ma` Zeeman du`ng too simplistic. It' ra pha?i co'
> branching theo kie^?u complex analysis hay du`ng. (Ma^'y flaws kha'c
> cu?a models co' the^? xem trong ba`i cu?a Arnold) 
> 
> Co' o^ng savant nao ddo' ma` tui kho^ng nho+' te^n (einstein?) co' no'i
> mo.i thu+' ca^`n be as simple as possible but not simpler. Ba'c Zeeman
> xem ra oversimplified the things. 
> 
> Ve^` simple effective model for love there is our ancestors' model of
> no^`i va` vung tui tha^'y ra^'t hay (xin ho?i ba'c Tuan V Nguyen xem dda^y
> co' pha?i formal model kho^ng). No^`i thi` pha?i ti`m vung vu+`a, vung cu~ng
> va^.y. Co' khi ti`m ddu+o+.c ma^'y ca'i vung vu+`a lie^`n, co' khi cha?
> ddu+o+.c ca'i na`o. Ma` mo^`i kho^ng co' vung va^~n "sa?n sua^'t" ddu+o+.c,
> chu+' vung kho^ng ti`m ddu+o+.c no^`i thi` xem ra "vo^ du.ng" (ca'i na`y
> co^ cu+`u Dolly mo+'i chu+'ng minh cha(.t che~, nga`y xu+a dda~ co'
> huye^`n thoa.i ddu+'c me.)
> 
> Thu+.c ra dynamical systems are complicated anough to model many things
> (including love, i hope). will write about it in the next mail. I have
> to go to a seminar now.
> 
> Cheers, Zung
>