Ehrenfest's Theorem (momentum) | Quantum Mechanics

In this video, I show you how to prove the momentum-energy relation part of Ehrenfest's theorem.

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[Genet]

Thanks a lot! That was as clear as it needs to be 👍🏽

[WalterSBMBateman]

I allways wondered wether the easily derived classical result would work for quantum opperators, thankyou

[Amit-gi]

Isn't Ehrenfest theorem a postulate for deriving operator expression?