00246nam a2200109Ia 4500100003300000654001600033245002400049260003000073082001300103300000800116546001200124  aWartikar/P.N./ Wartikar/J.N   amathematics  aApplied Mathematics  bPVG PrakashanaPunec1984  a510bWAR  a716  aENGLISH