00437nam a2200133Ia 4500082002000000100001900020245005100039260003900090300001700129490008900146500003600235500000500271700002700276  a515.64bM636.NP  aMikhlin, S. G.  aNumerical performance of variational methodsb  aGroningenbWolters-Noordhoffc1971  axxiii, 373p.  aWolters-Noordhoff series of monographs and textbooks on Pure and Applied Mathematics  a"Translated by R. S. Anderssen"  a  aAnderssen, R. S. ; tr.