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Physics
Andrew Yuan's user avatar
Andrew Yuan's user avatar
Andrew Yuan's user avatar
Andrew Yuan
  • Member for 7 years, 4 months
  • Last seen this week
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answers
69
questions
top 8% this year
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About

A current PhD student in physics. Currently, trying out this new blog on making physics rigorous. https://web.stanford.edu/~acyuan/

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33
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39
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6
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22
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26
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4
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13
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15
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21
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25
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Top posts
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All Questions Answers
Score Newest
question
11
When are Feynman diagrams Borel summable
Aug 30, 2021
question
8
Is the evolution operator well-defined mathematically?
Aug 9, 2019
question
7
What are some of the benefits of understanding differential geometry?
May 3, 2021
question
6
Why is the Chern number an integer?
Oct 29, 2021
question
6
Mermin-Wagner and superconductivity
Aug 4, 2021
question
5
Is there an easy way to compute $\exp(i\pi J_2) |jm\rangle = (-1)^{j-m} |j,-m\rangle$?
Oct 22, 2019
question
5
Mathematical understanding of band energy
Mar 15, 2020
question
4
Minor details of Mermin-Wagner
Aug 16, 2021
question
4
Why does a pole in the Green function correspond to a bound state?
Apr 28, 2022
answer
4
Van Hove singularity (calculating the logarithm)
Jan 4, 2021
Top network posts
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9
Reference request for probability theory
6
Reduction Formulae Integral $x(1-x^3)$
5
What is $\exp(i\pi J_2) |jm\rangle$?
5
What are the eigenvalues of $(a_m+a_n)^2$?
5
Diagonalizing a $4\times4$ traceless Hermitian matrix with Lie groups

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