00361nam a2200133Ia 4500008004100000082002000041100001500061100001900076245002400095250000800119260000900127300000600136650008500142150614s9999    xx            000 0 und d  a658.4034  SWA-O  a P K Gupta  aKanti Swaroop   aOperations Research  aVII  c1996  a0  aOperations Research  Kanti Swaroop and P K Gupta   DUALITY IN LINEAR PROGRAMMING