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Deyi Chen's user avatar
Deyi Chen's user avatar
Deyi Chen's user avatar
Deyi Chen
  • Member for 3 years, 6 months
  • Last seen this week
  • Hangzhou, Zhejiang, China
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My Email: [email protected]

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Top posts
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question
20
Euler numbers and permanent of matrices
Aug 26, 2021
question
12
Set partitions and permanents
Sep 22, 2021
answer
10
On Euler's elliptic curve for $A^4+B^4 = C^4+D^4$?
Oct 7, 2023
question
9
Permanent identities
Sep 1, 2021
question
5
Permanents and Kummer-like congruence
Sep 25, 2021
answer
5
On $\frac{(-1)^{(n-1)/2}}n\mathrm{per}\left[\tan\pi\frac{j+k}n\right]_{1\le j,k\le n-1}$ with $n\in\{3,5,7,\ldots\}$
Aug 23, 2021
question
4
A conjecture about 433
Sep 30, 2021
question
3
Tangent numbers, secant numbers and permanent of matrices
Sep 6, 2021
answer
3
Set partitions and permanents
Sep 28, 2021
answer
3
On finite products of $\frac{p+4}{p+2}$ with $p$ prime
Aug 24