00278nam a22001097a 4500003000400000008004100004082001700045100001400062245004900076260003500125300000800160OSt231011b        |||||||| |||| 00| 0 eng d  a519.76bV13P  aVajda, S.  aProblems in Linear & Non- Linear Programming  aC.T.L. CalcuttabGriffinc1975  a250