Teaching MPPSC Assistant Professor Mock Test Series 2025 Chemical Sciences Approximate Methods of Quantum Mechanics
Kronecker delta is defined by
1
δnk = 2, n = k and δnk = 2, n ≠ k
2
δnk = 3, n = k and δnk = 3, n ≠ k
3
δnk = 1, n = k and δnk = 0, n ≠ k
4
δnk = 0, n = k and δnk = 1, n ≠ k