00251nam a2200109Ia 4500100002900000650001600029366000700045245002500052260003500077082001700112546001200129  aIyengar/S.R.K/ Jain/R.K   aMathematics  f20  aMathematical Methods  bNarosa Publication Housec2006  a515/IYEbIYE  aENGLISH