
Prove the operator is a function of given function.

Answer to Problem 6.31P
The operator is a function of given function.
Explanation of Solution
Write the expression for the momentum space wave function.
Here,
Write the expression for the function.
Here,
Write the expression for the given operator.
Here,
Conclusion:
Substitute,
Considering the expression of the momentum.
Here,
Rewrite the expression for the operator from equation (V) by using (VI).
Thus, the operator is a function of given function.
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Chapter 6 Solutions
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