Let be an operator with a complete set of orthonormal eigenvectors: (a) Show that can be written
Question:
Let be an operator with a complete set of orthonormal eigenvectors:
(a) Show that can be written in terms of its spectral decomposition:
for any vector |α>.
(b) Another way to define a function of
is via the spectral decomposition:
Show that this is equivalent to Equation 3.100 in the case of e
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Related Book For
Introduction To Quantum Mechanics
ISBN: 9781107189638
3rd Edition
Authors: David J. Griffiths, Darrell F. Schroeter
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