00858nam0-22003011i-450-990001185600403321000118560FED01000118560(Aleph)000118560FED0100011856020000920d1971----km-y0itay50------baeng<<The >>Numerical Performance of Variational Methodsby MIKHLIN S.G.GroningenNoordhoff1971Analisi numericaManualiCalcolo delle variazioniMikhlin,Solomon Grigor'evich<1908-1990>55973ITUNINARICAUNIMARCBK9900011856004033215-L-511199MA1MA165-0149-0165J99Numerical Performance of Variational Methods342629UNINAING01