01313cam0-22004451i-450-99000115052040332120050209114736.0000115052FED01000115052(Aleph)000115052FED0100011505220001205d1956----km-y0itay50------baengCAy-------001yyPartial differential equationsby G.F.D. DuffTorontoUniversity of Toronto Press1956X, 248 p.24 cmMathematical expositions0076-53339Equazioni differenziali e integroDifferenzialiEquazioni differenziali alle derivate parzialiEquazioni differenziali ed integraliEquazioni differenziali e integroDifferenziali517.37515.353519Duff,G.F.D.41476ITUNINARICAUNIMARCBK990001150520403321MX-B-34015153MAS18-A-92450MA115-002.001519FI115-002.001519FI102 32 E 112545FINBNMA1FI1FINBNMASPartial differential equations346462UNINA