00322nam a2200109Ia 4500008004100000082001800041100001700059245006300076260004700139300001000186650001600196060110s9999    xx            000 0 und d  a515.35bAHS/D  aAHSAN, Zafer  aDifferential equation and their applications\cZafer Ahsan  aNew Delhi:bPrentice Hall of India,c1999.  a442p.  aMATHEMATICS