00629nam a22002297a 450000500170000001000130001702000100003003500130004003700160005304000120006908200160008110000210009724500980011825000110021626000420022727000290026930000280029865000170032665000160034370000200035970000200037920170124110055.0  aA-799783  c32.50  aA-799783  bCen Lib/Ret  aDPLbEN  a515.33bVAS  aVasishtha, A. R.  aText book on differential calculus-I /cby A. R. Vasishtha, R. K. Gupta [and] Sukhendra singh  a6th ed  aMeerutbKrishna Prakashan Mediac1997  bMeeruta11, Shivaji Road  a187p. :c20cm(Hb)bill.  aCalculations  aMathematics  aGupta , R. K.    aSukhendra singh