00391nam a2200145Ia 4500008004100000020001500041082001600056100001800072245005000090260003300140300000800173650001600181650001800197653003000215170901s1972    xx            000 0 und d  a0124556507  a519.7bL77N  aLootsma, F.A. 0aNumerical Methods for Non-Linear Optimization  aLondonbAcademic Pressc1972  a440  aMathematics  aPure Sciences  aMathematical optimization