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Constantin-Nicolae Beli's user avatar
Constantin-Nicolae Beli's user avatar
Constantin-Nicolae Beli's user avatar
Constantin-Nicolae Beli
  • Member for 5 years, 7 months
  • Last seen more than a month ago
  • Bucharest, Romania
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I work at IMAR, The "Simion Stoilow" Institute of Mathematics of the Romanian Academy.

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6
Integral calculus with Gamma function
Mar 26, 2023
answer
4
Prove $\frac{\text{Area}_1}{c_1^2}+\frac{\text{Area}_2}{c_2^2}\neq \frac{\text{Area}_3}{c_3^2}$ for all primitive Pythagorean triples
Dec 27, 2019
question
3
The "semi-symmetric" algebra of a vector space
May 3, 2019
question
3
Cohomology of elementary abelian $p$-groups, i.e. $H(G,{\mathbb F}_p)$ with $G\cong{\mathbb F}_p^r$
Mar 22, 2020
question
2
A long exact sequence involving the mapping cone (Exercise 1.5.9 in Weibel)
Jul 8, 2021
question
2
Two results on cohomology adapted to cochains
Mar 19, 2023
question
2
Explicit formulas for some homotopies - already known?
Mar 26, 2023
answer
2
The "semi-symmetric" algebra of a vector space
Dec 10, 2019
answer
2
A description of the kernel of projection map from the tensor algebra to the symmetric algebra $T(V)\to S(V)$
Dec 10, 2019
answer
2
Proof of $\Re\int_0^{\infty}\exp(-ik-k/\sqrt{1-4ik})dk=\Im\int_0^{1/4}\exp(-k+ik/\sqrt{1-4k})dk$
Apr 15, 2023
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9
The "semi-symmetric" algebra of a vector space
6
How many ways are there to prove Cayley-Hamilton Theorem?