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Infinite square well and Schroedinger equation

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Show a detailed derivation for the time independent Schroedinger Equation for an 1-d square well , symmetric about the origin, with a dimension of L (-L/2 to 0 to +L/2).

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I have shown how to derive the quantized energy eigen values and eigen functions of an infinite square well extending from x = -L/2 to x = +L/2. Each and every step has been clearly shown. Expressions are typed using Equation editor. This 3-page solution is well written and easy to understand.

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