00863nam0-22003011i-450-990001275220403321000127522FED01000127522(Aleph)000127522FED0100012752220000920d1967----km-y0itay50------baengMaximum Principles in Differential EquationsM. H. ProtterH. F. WeinbergerEnglewood Cliffs [N.J.]Prentice-Hall1967Equazioni differenziali515.3Protter,Murray H.<1918- >40750Weinberger,Hans F.ITUNINARICAUNIMARCBK9900012752204033214-E-28010MA1MA135-0135B50Maximum Principles in Differential Equations348354UNINAING01