## Search found 5 matches

1 year ago
Forum: Modeling
Topic: About New Constraint
Replies: 1
Views: 354

### About New Constraint

Hello guys, I need your help. My project is on booklet optimization for exams, it is a timetabling problem. Here my sets, variables, equ. and obj. : SETS o sessions /1*4/ k booklets /1*k/ i courses / course1 * coursen/ s students/student1*studentm/; VARIABLES x(i,k) if course i assing to booklet k, ...
1 year ago
Forum: Modeling
Topic: Constraint Problem
Replies: 2
Views: 486

### Re: Constraint Problem

Thank you very much for the reply Claudio,
Your suggestion worked, i didn't use auxiliary variable like w(i,k,o),
i just changed it like below:

z(i,o)-y(k,o))=l= 1-(x(i,k)) for all i,o,k
z(i,o)-y(k,o)=g= -(1-(x(i,k))) for all i,o,k

Have a nice day,

Emine
1 year ago
Forum: Modeling
Topic: Constraint Problem
Replies: 2
Views: 486

### Constraint Problem

Hello guys, I need your help. My project is on booklet optimization for exams, it is a timetabling problem. Here my sets, variables, equ. and obj. : SETS o sessions /1*4/ k booklets /1*31/ i courses / course1 * coursen/ s students/student1*studentm/; VARIABLES x(i,k) if course i assing to booklet k ...
1 year ago
Forum: Syntax
Replies: 2
Views: 623

### Re: About sets

Thank you for the reply Renger! it helped.
1 year ago
Forum: Syntax
Replies: 2
Views: 623