000 00242nam a2200109Ia 4500
020 _a9788120327337
100 _aSANKARA RAO.K
245 _aINTRODUCTION TO PARTIAL DIFFERENTIAL EQUATIONS
250 _a2
260 _c2007
_bPHI
490 _aP2031
999 _c2065
_d2065