Model unknown

  Variables:
    Variable x :   Size=1 Domain=Reals
      Value=1
    Variable y :   Size=3 Domain=Reals
      1 : 1
      2 : 1
      3 : 1

  Objectives:
    Objective obj :   Size=1
      Value=2
    Objective obj2 :   Size=3
      1 : 3
      2 : 4
      3 : 5

  Constraints:
    Constraint con :   Size=1
      Value=2
    Constraint con2 :   Size=3
            	Lower	Body		Upper
      1 :	1.0	3	2.0
      2 :	1.0	4	2.0
      3 :	1.0	5	2.0
Objective obj :   Size=1
  Value=2
Variable x :   Size=1 Domain=Reals
  Value=1
Constraint con :   Size=1
  Value=2
sum( 1 , x ) 
Model unknown

  Variables:
    None

  Objectives:
    None

  Constraints:
    None
