Mathematics
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xiaohuamao
  • Member for 10 years, 2 months
  • Last seen more than a week ago
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42
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All Questions Answers
Score Newest
question
6
Local gauge invariance of field's homotopy class? Every map $S^2\rightarrow \mathrm{group } G$ is homotopic to a constant map?
Nov 11, 2013
question
5
Begin with one cell, which can die, do nothing, transform to 2 or 3 cells, with probability 1/4 respectively. How's the probability of extinction?
Jul 20, 2013
question
5
Why does a spiral structure appear for this function?
Apr 30, 2021
question
4
Is 2nd-order ODE with quadratic coefficients solvable?
Jan 21, 2019
question
3
What's the calculation formula of topological number for mappings of $\pi_{3}(S^2)=\mathbb{Z}$?
Jun 16, 2014
question
3
How to use triconfluent Heun's function?
Oct 6, 2020
question
3
How to analyse the smallest eigenvalue of this linear ODE?
Jul 14, 2019
question
2
Schur orthogonality relation between equivalent but unequal representations?
Jun 1, 2022
question
2
How to solve or transform this 2nd-order linear ODE?
Oct 5, 2020
question
2
Matrix anticommuting with four or five Dirac $\Gamma$-matrices
Mar 25, 2019
Top network posts
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52
Can Lee-Yang zeros theorem account for triple point phase transition?
45
Eigenvalues broken in Version 12.0
41
Complex eigenvalues from a sparse Hermitian matrix
29
Wrong eigenvalues from a sparse matrix
20
Does magnetic monopole violate $U(1)$ gauge symmetry?

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