00338nam a2200133 a 450000500170000000800410001704100080005808200080006610000160007424500480009026400450013830000090018365000120019220260717100936.0260717s1992    ii            000 0 eng d  aeng04a5301 aDhar, B. L.10aNumerical Problems In Phsyics /cDhar, B.L. 1aNew Delhi :bSultan Chand & Sons,c1992.  aSev. 4aPhysics