00799nam0-22003011i-450-99000000924040332120040930112845.0000000924FED01000000924(Aleph)000000924FED0100000092420020821d1955----km-y0itay50------baitay-------001yyDifferential equationsLester R. Ford.2. ed.New YorkMcGraw-Hill1955XII, 291 p.ill.23 cmEquazioni differenziali515Ford,Lester R.796ITUNINARICAUNIMARCBK99000000924040332113 K 05 2821264FINBCFINBCDifferential equations108084UNINA