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Physics
Xiaoyi Jing's user avatar
Xiaoyi Jing's user avatar
Xiaoyi Jing's user avatar
Xiaoyi Jing
  • Member for 9 years, 9 months
  • Last seen more than a month ago
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question
26
Classical Fermion and Grassmann number
Jan 28, 2016
question
10
Can Schroedinger equation be derived from the unitary representation of Galilean group?
Aug 8, 2015
question
7
Dirac Spinors as Representation of $SL(2,\mathbb{C})$ over Grassmann algebra
Feb 14, 2016
question
7
Is conservation of energy-momentum tensor a consequence of diffeomorphism or isometry?
Sep 30, 2016
question
6
Why can the Lorenz gauge condition always be fullfilled?
Jun 16, 2015
question
6
What is the purpose of emphasizing that an action is invariant under diffeomorphism?
Sep 29, 2016
question
6
Why does it make sense to talk about the first-quantized BRST formulation of a relativistic point particle?
Feb 5, 2017
question
5
Noether Charge and Gauge Fields
Aug 16, 2015
question
5
Question about the expression of Witten Index
Feb 3, 2016
answer
3
What is the purpose of emphasizing that an action is invariant under diffeomorphism?
Sep 29, 2016
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Examples of manifolds that are not boundaries