01072nam0-22003611i-450-9900014836204033210-521-46195-2000148362FED01000148362(Aleph)000148362FED0100014836220010516d2000----km-y0itay50------baengGBa---a---001yy<<An >>introduction to maximum principles and symmetry in elliptic problemsL. E. FraenkelCambridgeCambridge University Pressc2000x, 340 p.24 cmCambridge tracts in mathematicsno. 128Equazioni differenziali ellitticheeserciziSimmetria515.3Fraenkel,L. E.65755ITUNINARICAUNIMARCBK990001483620403321C-34-(12817658MA1MA135JXX35A3035B50Introduction to maximum principles and symmetry in elliptic problems378165UNINA