This answer is currently locked
Someone from the community is currently working feverishly to complete this textbook answer. Don’t worry, it shouldn’t be long.
Introduction to Quantum Mechanics 2nd Edition
by Griffiths, David J.
Published by
Cambridge University Press
ISBN 10:
1107179866
ISBN 13:
978-1-10717-986-8
Chapter 2 - Section 2.4 - The Free Particle - Problems - Page 66: 2.18
