Re: [Help-glpk] cross two or more set

[Heinrich Schuchardt]

>>  What I want to make is cross product set AB with C, is that possible 
>> without using +/- matrix and/or slice? Because the final set is 
>> exceptionally big one.

set C;
set AB, dimen 2;
set A := setof{(a, b) in AB} a;
set B := setof{(a, b) in AB} b;
set ABC, dimen 3 := AB cross C;

display A, B, ABC;

data;

set C := C1 C2;
set AB := 
  (A1, B1)
  (A1, B3)
  (A3, B1)
  (A3, B2)
  (A4, B3)
  (A5, B1);
end;

Best regards

Heinrich Schuchardt

http://www.xypron.de