00307nam a2200109Ia 4500008004100000020001800041082001500059100002200074245004800096260004000144300001300184190710s9999    xx            000 0 und d  a81-219-0892-2  a515.353 R1  aRaisinghania, M D 0aOrdinary and partial differential equations  aNew DelhibS. Chand & Companyc2013  axxiv,421