LQ23 - Name:__________________________________________

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Unformatted text preview: Name:__________________________________________ Date:__________________________ PHYS 360 Lecture Question 23 You earn 1 point for answering the questions. Write in ink. If you use pencil, do not erase anything. If there are erasures, you get zero points. b b dg df b N.b. ∫ f dx = fg a − ∫ gdx integration by parts dx dx a a Consider the operator: 2 ˆd Q = 2 , and f (! + 2" ) = f (! ). d! 2π 2 ˆ g = f * d g dφ Apply integration by parts once to: f Q ∫ dφ 2 0 ˆ ˆ Now, do it a second time to show that f Qg = Qf g Hermitian! ...
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This note was uploaded on 04/23/2011 for the course PHYS 360 taught by Professor Durbin,stephen during the Spring '11 term at Purdue University-West Lafayette.

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