TY - GEN AU - Chattopadhyay, P.K. TI - Mathematical physics - 2nd ed SN - 9788122434408(pb) U1 - 530.15 CHA/Mat PY - 2016/// CY - New Delhi PB - New Age International (P) Ltd, Publishers KW - Differential equations KW - Group theory N1 - Includes appendix and index ER -