00680nam a2200241 u 4500 42434 20260504074533.0 960313s1963 eng 42434 (OCoLC)778097820 comduadb eng 517 Gelfand, Izrail Moiseevich aut aut 500941 Calculus of variations 01.ED Estados Unidos : Prentice Hall, 1963. 232 páginas Cálculo de variaciones lemb 37452 Análisis funcional lemb 32359 Fomin, Sergei Vasilevich, 1917-1975 aut aut 478969 BOOK 39146 39146 0 0 0 0 GEN BC BC 1998-04-29 C71126 1 517.4 G316c 61000001492616 2026-05-21 2026-04-17 15:48:50 2026-04-17 1 2023-04-20 BOOK