00274nam a2200109Ia 4500082001900000100002500019245005500044260004000099300001500139500000500154700000500159  a519.7bL948.IL  aLuenberger, David G.  aIntroduction to linear and nonlinear programmingb  aMassachusettsbAddison-Wesleyc1973  axii, 356p.  a  a