01016nam0-22003371i-450 99000126005040332120201023135617.0000126005FED01000126005(Aleph)000126005FED0100012600520001205d1983----km-y0itay50------baengUSFirst order elliptic systemsa function theoretic approachR. P. Gilbert and J. L. BuchananNew York [etc.]Academic Press1983XI, 281 p.23 cmMathemathics in Science and Engineering163Equazioni differenziali ellittiche515.353Gilbert,Robert Pertsch40418Buchanan,James L.535400ITUNINARICAUNIMARCBK990001260050403321C-26-(1631612MA102 35 E 1288185FINBNMA1FINBNFirst order elliptic systems1760177UNINA