Mathematics
Zhengyuan Yue's user avatar
Zhengyuan Yue's user avatar
Zhengyuan Yue's user avatar
Zhengyuan Yue
  • Member for 2 years, 10 months
  • Last seen this week
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Graduate student in condensed matter physics

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All Questions Answers
Score Newest
question
4
Asymptotic behavior of the inverse Fourier transform of $\frac{1}{|k|^2 + 1}$
May 15
question
3
Negative-norm States and Unitary Representation
Feb 4, 2021
question
3
Zee's derivation of Cartan-Weyl basis
Aug 7, 2022
question
2
Relabelling Group Elements by Comparing Cayley Table
Feb 25, 2022
question
2
A determinant from the real and imaginary parts of a unitary matrix [duplicate]
Jul 19, 2022
question
2
When can the basis of a Lie algebra always be made Hermitian?
Aug 2, 2022
question
1
Prove the inverse of a symplectic matrix is also symplectic
May 21
question
1
For skew-symmetric $U$, prove that $U(1-U^\dagger U)^{-1}$ is, too
Jun 16
question
1
What is the math behind upper and lower indices used when studying representations of $\mathrm{SU}(N)$?
Oct 14
question
1
Why (anti-)symmetric tensors are important in reducing the tensor product of representations of su($N$) and so($N$)?
Oct 15
Top network posts
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9
Calculating free energy from coherent state path integral
6
Conserved Charge in Conformal Field Theory
6
What is "staggered magnetization"?
6
Normal ordered exponential of one-body operators
5
Multi-channel mean field theory

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