[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
## Re: [Help-glpk] Help for definition

**From**: |
Andrew Makhorin |

**Subject**: |
Re: [Help-glpk] Help for definition |

**Date**: |
Wed, 15 Mar 2006 15:50:32 +0300 |

>* I have a set like in the picture*
>* *
>* http://www.nabble.com/user-images/2538.jpg *
>* and I want to consider it in the constraint as *
>* http://www.nabble.com/user-images/2540.jpg *
>* *
>* *
>* For this I have written as *
>* *
>* *
>* s.t. cons_N2 {j in M}: sum {k in K, i in N: (j,p) in J [i,k]} x [i,j,p] <=*
>* 1;*
>* *
>* and in some other forms however I got dimensional error messages. Am I*
>* defining it wrong or sth else? *
>* Can anyone help me?*
>* *
>* Or how can I define a set like those in the pictures.*
Literally, as it is written in your textbook:
s.t. foo{i in N, k in K}: sum{(j, rho) in J[i,k]} x[i,j,rho] <= 1;