00872nam0-22003011i-450-990002549130403321000254913FED01000254913(Aleph)000254913FED0100025491320000920d1963----km-y0itay50------baENGLinear Differential Operatorsby Lars Hormander.BerlinSpringer Verlag1963.284 p.24 cmEquazioni differenziali alle derivate parziali, Equazioni differenziali ed integrali519Hormander,Lars31879Hormander,LarsITUNINARICAUNIMARCBK990002549130403321MX-B-81468MASMX-B-82027220MASMASLinear Differential Operators437441UNINAING01