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This document discusses commutator formulas that can be used to manipulate commutators, which are defined as [Â, B̂] = ÂB̂ − B̂Â. It presents seven formulas, including that the commutator of an operator with a constant is zero, the commutator of an operator with itself is zero, and the commutator is antisymmetric. It also provides an exercise to prove that the commutator of an operator with a function of that operator is zero.
- Author
- Subhanker Howlader
- Language
- EN