00313nam a2200133Ia 4500008004100000020000800041040003000049082001500079100001300094245002200107260002700129300001100156650001200167190302s9999||||xx |||||||||||||| ||und||  c100  aKharagpur College Library  a517.8bDAS  aB.C. Das  aIntegral Calculus  bU.N.DaraKolkatac1938  a472 p.  aPhysics