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Xavier's user avatar
Xavier's user avatar
Xavier
  • Member for 8 years, 9 months
  • Last seen more than 1 year ago
  • China
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The joy of thinking.

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question
8
Why are generators defined oppositely in Weinberg's vs. Maggiore's QFT books?
Mar 22, 2016
answer
7
How to prove the non-degeneracy of this Schrödinger equation?
Dec 16, 2016
question
4
Why does the Ward identity hold for gauge theories?
Nov 14, 2016
answer
3
Symmetry and degeneracy in quantum mechanics
Mar 23, 2016
answer
3
Massive Photon in $2+1$ Dimensions
Sep 30, 2016
answer
3
Mass of the asymptotic fields: physical or bare?
Oct 4, 2016
answer
3
The computation of the propagator in two dimensions
Nov 12, 2016
answer
2
How to explain the field result of Klein Gordon field in QFT?
Oct 5, 2016
answer
2
Does the top of a spherical ball having a forward velocity and reverse spin appear to be at rest?
Dec 16, 2016
question
1
Question about a formula in the book by Green, Schwarz, Witten
May 13, 2016