00537nam a22001937a 4500 116957 116956 OSt 20260706113003.0 201123b ||||| |||| 00| 0 eng d 9780070146174 514.84 MAT Mathews,P M 658 Textbook of Quantum Mechanics by Mathews P M and K Venkatesan 2 Newdelhi Mc graw hills 2018 467 Angular momentum Evolution with time Dirac equation K Venkatesan 659 ddc BK