5. Answer EITHER a or b, but not both. 4. a) Using the definition of L, evaluate [La, Py] = 4. b) Using the definitions
Posted: Fri May 06, 2022 6:19 am
5. Answer EITHER a or b, but not both. 4. a) Using the definition of L, evaluate [La, Py] = 4. b) Using the definitions of the raising and lowering operators, prove that 2 L+L_ = L² - L² + hL₂