00395nam a2200145 4500 20260313101050.0 260313b |||||||| |||| 00| 0 eng d 978-81259-3096-9 Gupta B.D Mathematical Physics /B.D Gupta 4th ed India; Vikas Publishing House PVT LTD; 2010 xvi,15.150p. ill; 23.7cm lcc 0 BK 190 190