- #1
Bravus
- 23
- 0
Homework Statement
Here's a link to an image of the exam question. It appears in the exam every couple of years, and it's due in my exam this coming week. I've looked in both the textbook and the course notes, and they simply *state* the conclusion, so I don't have a way of proving it, and in particular don't know where the factors of 1/2 come from.
http://www.bravus.com/commutators1.jpg
Homework Equations
See above.
The Attempt at a Solution
Here's an image of my attempts so far:
http://www.bravus.com/commutator2.jpg
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