00297nam a2200121Ia 4500008004100000041000800041082001900049100001500068245003500083250001000118260003900128300000800167211209s1969    xx            000 0 und d  aeng  a530.15 N69 MAT  aMATHUR B K  aNUMERICAL PROBLEMS IN PHYSICS   a9 ed.  aKANPURbGOPAL PRINTING PRESSc1969  a662