Physics
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maplemaple
  • Member for 4 years, 8 months
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All Questions Answers
Score Newest
question
33
Can we get complete non-perturbative information of the interacting system by computing perturbation to all orders?
Aug 15, 2018
question
31
What's the relation between Wilson Renormalization Group (RG) in Statistical Mechanics and QFT RG?
Nov 15, 2017
question
22
How to rigorously argue that the superposition state is unstable in spontaneously symmetry breaking case
Dec 12, 2017
question
17
Gauge invariance is just a redundancy. Why is massive abelian gauge field renormalizable but massive non-abelian gauge field nonrenormalizable?
Dec 16, 2017
question
16
Locality in QFT vs "non-local" in QM
Nov 6, 2017
question
12
What's the key point to argue that pure gravity can't be renormalizable from two-loop?
Dec 14, 2017
question
10
Why does Josephson's identity $d\nu=2-\alpha$ only hold for mean field theory in dimension $4$?
Oct 18, 2017
question
8
Question about the existence of non-Abelian anyon
Nov 22, 2017
question
8
Adding gauge fixing directly by hand is different from by Lagrange multiplier?
Dec 13, 2017
question
7
For dimensional regularization, why the arbitrary mass scale $\mu$ has the meaning of UV cutoff?
Dec 19, 2018
Top network posts
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21
Why does the same Map.Entry change when calling iterator.remove() in Java TreeMap?
12
Error about creating array of Generic List in Java
10
Relation between de Rham Cohomology group of Lie group as a manifold and group cohomology of Lie group
7
Prove: $\int_{0}^{\pi/2}\frac{dx}{\sqrt{(1-m \cos^2 x)(1+ m \sin^2x)}}=\int_{0}^{\pi/2}\frac{dx}{\sqrt{1-m^2 \sin^2 x}}$ for $0\le m<1$
6
How to prove $\lim_{t\rightarrow \infty} \frac{e^{i x t}}{x- {i\mkern1mu} 0^+} =2 \pi {i\mkern1mu} \delta(x)$

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