Search found 10 matches

by Gaucho
3 years ago
Forum: Solvers
Topic: Implementing option-file for bonmin
Replies: 2
Views: 3487

Re: Implementing option-file for bonmin

Thank you very much, now it works as it should.

Have a nice day!
by Gaucho
3 years ago
Forum: Solvers
Topic: Implementing option-file for bonmin
Replies: 2
Views: 3487

Implementing option-file for bonmin

Hello, I have the following problem: I want to test out different Bonmin- algorithms using an option file. However I couldn't figure out how to implement the file I created to the model. I created a bonmin.opt file changing the algorithm but when I try implementing it I fail. Any suggestions? Thank ...
by Gaucho
3 years ago
Forum: Modeling
Topic: Modelling the Pooling Problem
Replies: 2
Views: 1774

Re: Modelling the Pooling Problem

Thank you!
by Gaucho
3 years ago
Forum: Modeling
Topic: Modelling the Pooling Problem
Replies: 2
Views: 1774

Modelling the Pooling Problem

Hello everyone, I am really frustrated as I tried to implement a standard pooling problem into GAMS and failed miserably. It may be too much to ask in here, but does anyone know, how to implement this simple model? I have a flow from the input i to the output j through the pool p, where the inputs m...
by Gaucho
3 years ago
Forum: Modeling
Topic: Looping over objective function possible?
Replies: 2
Views: 1896

Re: Looping over objective function possible?

Thank you so much.
It worked!
by Gaucho
3 years ago
Forum: Modeling
Topic: Looping over objective function possible?
Replies: 2
Views: 1896

Looping over objective function possible?

Hello everyone,

I want to change a parameter in steps of 0.1 with the objective function giving me the results of every step.
Is it even possible to generate more than one output of the objective function?

Kind regards
by Gaucho
4 years ago
Forum: Syntax
Topic: How to add up negative and positive numbers?
Replies: 3
Views: 2730

Re: How to add up negative and positive numbers?

Thank you.

I figured it out!

Best regards
by Gaucho
4 years ago
Forum: Syntax
Topic: How to add up negative and positive numbers?
Replies: 3
Views: 2730

How to add up negative and positive numbers?

Hello, I didn't really know how to explain in the title, but here is my problem: I want to solve a Bike-Station-repositioning-problem, and as a penalty function for bikes, that can not be repositioned I want to add everything that can't be repositioned properly. I defined my penalty function as foll...
by Gaucho
4 years ago
Forum: Syntax
Topic: How to write this constraint in GAMS Code?
Replies: 3
Views: 4737

Re: How to write this constraint in GAMS Code?

I thank both of you for your quick and helpful answers!
by Gaucho
4 years ago
Forum: Syntax
Topic: How to write this constraint in GAMS Code?
Replies: 3
Views: 4737

How to write this constraint in GAMS Code?

Hi,

I have a very basic question as I am not an experienced User in GAMS, but I couldn't figure this one out.
Does anyone know, how to write this in GAMScode? My problem is to include the j<>i correctly.

Best regards