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Results tagged with linear-algebra
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user 287674
Questions about the properties of vector spaces and linear transformations, including linear systems in general.
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Euler numbers and permanent of matrices
Motivated by Question 402249 of Zhi-Wei Sun, I consider the permanent of matrices
$$e(n)=\mathrm{per}\left[\operatorname{sgn} \left(\tan\pi\frac{j+k}n \right)\right]_{1\le j,k\le n-1},$$
where $n$ is …
- 101