error report

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Archiver
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Posts: 7876
Joined: 7 years ago

error report

Post by Archiver »



after reducing the compilation errors,now on running my program say
the RNLP is not feasilble and having prob with a equ............. have
attached the equation and error report.......pls help
l23(n,i,j,k,v) .. T(n,i,j,k)=e=z(i,j,k)*((max(0,y(n,i,k)-
sy(n,i,j,k))*max
(0,syint(n,i,j,k)-yint(n,i,j,v)))*((max(0,y(n,i,k)-sy(n,i,j,k))+
(max(0,sy
int(n,i,j,k)-yint(n,i,j,v))))+del)/((max(0,y(n,i,k)-
syint(n,i,j,k))*max(0
,sy(n,i,j,k)-yint(n,i,j,v)))*(max(0,y(n,i,k)-syint(n,i,j,k))
+max(0,sy(n,i
,j,k)-yint(n,i,j,v)))+del))**(1/3);

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

help me out...

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Archiver
User
User
Posts: 7876
Joined: 7 years ago

Re: error report

Post by Archiver »


Hi Maddy. I'm looking that you have a inside the definition the max(0,a) function, maybe there is the problem because GAMS reformulates the DNLP problem in to a equivalent smooth problem and the MAX funtion is replaced for:

MAX(f(x),g(y)): ( f(x) + g(y) + SQRT( SQR(f(x)-g(y)) + SQR(delta) ) )/2 (see the CONOPT solver manual)

and there is the power function evaluated in zero. Maybe you can replace the 0 for a small epsilonand the problem is feasible.

Hope this helps

Best Regards


2008/10/16 maddy


after reducing the compilation errors,now on running my program say
the RNLP is not feasilble and having prob with a equ............. have
attached the equation and error report.......pls help
l23(n,i,j,k,v) .. T(n,i,j,k)=e=z(i,j,k)*((max(0,y(n,i,k)-
sy(n,i,j,k))*max
(0,syint(n,i,j,k)-yint(n,i,j,v)))*((max(0,y(n,i,k)-sy(n,i,j,k))+
(max(0,sy
int(n,i,j,k)-yint(n,i,j,v))))+del)/((max(0,y(n,i,k)-
syint(n,i,j,k))*max(0
,sy(n,i,j,k)-yint(n,i,j,v)))*(max(0,y(n,i,k)-syint(n,i,j,k))
+max(0,sy(n,i
,j,k)-yint(n,i,j,v)))+del))**(1/3);

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,1,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,1,2,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,1,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,1,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,1,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,2,1)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

**** ERRORS/WARNINGS IN EQUATION l23(1,2,2,2,2)
8 warning(s): vcPower: GRAD SINGULAR: x**c, x=0, 0<c<1

help me out...





--
Daniel Andrés Navia López
Mg.Sc.(c) Ciencias de la Ingeniería Mención Ingeniería Química
89674421

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