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    Graduate Is A a Linear Operator and Hermitian in Quantum Mechanics Postulate 2?

    Heh, I found the way to solve it already! :smile:
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    Graduate Is A a Linear Operator and Hermitian in Quantum Mechanics Postulate 2?

    Hi I am new here and also new to QM. I have encountered a problem about postulate 2 which is the superposition principle. Basically I understand the concept. However, when it comes to real question, I get stuck and can't proceed. Could anyone enlightens me how to get started with the problem...