Tag: linear algebra
- Numerically computing eigenvalues — what is it useful for
- If $A$ and $B$ have the same eigenvalues…
- Integrating over unit sphere, using Haar measure
- Count N-tuples of commuting matrices over $F_q$ is given by polynomials with pattern $\sum q^{A_i(N)} P_{i}(q) $, where $P_i$ – do not depend on $N$
- Let $V$ be a finite-dimensional vector space with dual space $V^∗.$ Then every ordered basis for $V^∗$ is the dual basis for some basis for $V.$
- Help proving a chain rule from total derivative chain rule
- Shortest distance between two affine subspaces through orthogonal projection
- No 3 vectors independent over $\mathbb{Z}$ in $\mathbb{Z}^2$, without AoC
- Norm of triangular matrix with constant rows $\approx \sqrt{d \log 2}$
- Factor $(x-y)^5 + (y-z)^5 + (z-x)^5$