Search found 3 matches

by Gulsum
8 months ago
Forum: Syntax
Topic: Error 171: Domain violation for set
Replies: 4
Views: 507

Re: Error 171: Domain violation for set

Dear Micheal,

Thanks for your help, I will recheck the mathematical model then focus on GAMS model.

BRs
Gulsum
by Gulsum
9 months ago
Forum: Syntax
Topic: Error 171: Domain violation for set
Replies: 4
Views: 507

Re: Error 171: Domain violation for set

Dear Micheal, Thanks for your prompt response. As you mentioned, I have a lot to learn in GAMS. I am quite beginner. For your first comment, it worked properly, thanks for your help. And for second one, your understanding about subsets is correct. With ord(j)-'1' expression, I am trying to check the...
by Gulsum
9 months ago
Forum: Syntax
Topic: Error 171: Domain violation for set
Replies: 4
Views: 507

Error 171: Domain violation for set

Dear all, As a student on dissertation stage, I am working on a model for cost minimization in train shunting. As a brief clarification of model; there are arriving train units, departing train units and shunting lines on which are used for coupling and decoupling of train units. Mathematical model ...