Recent content by hiufung880319

This row operation is not difficult. Even you got the answer, you better try it again by yourself.

sin(2pi+kx) = sin(kx)...you need to add n in somewhere for your answer of part i. about the problem of part III i think the method is in many textbook. 1.Separation of variable. 2.Apply boundary conition for both x and y 3.Get energy eigen value