01155nam2-2200361li-450 99000012411020331620180312154901.00012411USA010012411(ALEPH)000012411USA01001241120001109g19531962km-y0itay0103----baengUSMethods of mathematical physicsby R. Courant and D. Hilbert1st english ed.translated and revised from the german originalNew YorkWileycopyr. 1953-19622 v.23 cm00100124122001Partial differential equationsVol.2fisica matematica metodi530.15.Courant,Richard331066Hilbert,D.Sistema bibliotecario di Ateneo dell' Università di SalernoRICA990000124110203316BK1994060720001110USA011711ALANDI9020010601USA01112220020403USA011620PATRY9020040406USA011609Methods of mathematical physics192788UNISA