Answer to Question #320 in Quantum Mechanics for Kyle

Question #320
Prove that if the operator A^ is Hermitian, then the operator A^n is also Hermitian. (n is a positive integer).
1
Expert's answer
2010-06-22T04:43:12-0400
Each operator commutes with itself, so if the operator A^ is Hermitian, then operators A^² = A^A^ and A^n are also Hermitian.

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