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Text File  |  1991-07-27  |  751b  |  27 lines
  1. bat
  2. !
  3. ! A 3 warehouse, 4 customer transportation model:
  4. !
  5. ! XWH<i>C<j> = amount shipped from warehouse <i> to customer <j>
  6. !
  7.  MIN     6 XWH1C1 + 2 XWH1C2 + 6 XWH1C3 + 7 XWH1C4 
  8.       +  4 XWH2C1 + 9 XWH2C2 + 5 XWH2C3 + 3 XWH2C4
  9.       +  8 XWH3C1 + 8 XWH3C2 +   XWH3C3 + 5 XWH3C4
  10.  SUBJECT TO
  11. !
  12. !  Demand constraints:
  13.  C1)  XWH1C1 + XWH2C1 + XWH3C1 >=   15
  14.  C2)  XWH1C2 + XWH2C2 + XWH3C2 >=   17
  15.  C3)  XWH1C3 + XWH2C3 + XWH3C3 >=   22
  16.  C4)  XWH1C4 + XWH2C4 + XWH3C4 >=   12
  17. !
  18. !  Supply constraints:
  19.  WH1)  XWH1C1 + XWH1C2 + XWH1C3 + XWH1C4 <=   30
  20.  WH2)  XWH2C1 + XWH2C2 + XWH2C3 + XWH2C4 <=   25
  21.  WH3)  XWH3C1 + XWH3C2 + XWH3C3 + XWH3C4 <=   21
  22.  END
  23. ! Type "GO" to solve the model. The objective should be 161.
  24.  bat
  25.  leave
  26.  
  27.