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Mathematics
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Sl0wp0k3's user avatar
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Sl0wp0k3
  • Member for 7 years, 3 months
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  • Denmark
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question
5
Simplifying $\sum_{{}^{m=1}_{m\ne n}}^N(1+(-1)^{m+n})\frac{\sin\frac{\pi mk}{N+1}\sin\frac{\pi m}{N+1}}{\cos\frac{\pi n}{N+1}-\cos\frac{\pi m}{N+1}}$
Jul 15, 2021
question
4
Any chances to find the following sum analytically?
Apr 12, 2021
question
3
Diagonalization of the following Toeplitz complex symmetric matrix
Mar 22, 2021
question
3
Summation equation
Dec 15, 2022
question
2
Linear systems of ODEs with block structure
Oct 12, 2020
question
2
Hadamard product of two matrices as a matrix multiplication
Mar 25, 2021
question
2
Double sum involving roots of unity
May 13, 2021
question
2
Approximately solving the transcendental equation $\tan(N z)=-i\sin(z)$
Jul 20, 2021
question
2
Finding a Jordan normal form of a matrix that is almost Jordanform-like
Oct 17, 2021
question
2
A peculiar limit appearing for $\sum\limits_{j = 1}^{N-1} \frac{\exp \left( i\pi k j / N \right) }{\sin \left( \pi j / N \right)}$
Feb 7, 2022