00774 a2200205 4500 Nust 20221121114139.0 566972 Nust 515.35,SNE Ian Sneddon 103254 Elements of Partial Differential Equation / Sneddon,Ian N Student edition New York McGraw Hill 1957 x,327p Ordinary Differential Equations In More Than Two Variables (Page-1), Partial Differential Equations Of The First Order (Page-44), Partial Differential Equations Of The Second Order (Page-88), Laplace Equation (Page-141), The Wave Equation (Page-209). Ian N.Sneddon 20282 Differential Equation 103255 ddc BK 515.35,SNE 181857 181857 0 0 ddc 0 0 MCS MCS GEN 2016-12-12 515.353,SNE MCS7713 2016-12-08 2016-12-12 BK Almirah No.13, Shelf No.4