00000nam a2200000 a 4500 20251203114921.0 9781470454746 515.353 VAS Vasy, Andras _ Partial differential equations _ Indian ed. providence, RI AMS 2019 x, 281 p. 24 cm. PB Graduate studies in mathematics vol 169 1st Indian ed. in 2019 _ Mathematics Differential equations Partial differential equations _ _ _ 214523 R 203376 203376 0 0 0 1 PU PU 2019-12-18 7227.00 0 515.353 VAS 214523 R