00471nam a2200169 a 450000500170000002000150001708200200003210000200005224500410007226000310011330000190014469000250016396400190018899700120020799900170021995200650023620251203091330.0  a8120302621  a530.15,bD, HAR  aHarper, Charlie  aIntroduction to mathematical physics  aDelhibPrentice-Hallc1993  axvi,301p, 22cm  aMathematical physics  bENGcdefg_  a49544 C  c38430d38430  00104070aPUbPUd2000-07-17l0o530.15, D, HARp49544yBK