Tag: linear algebra
- Uniquely reconstruct a matrix $M$ from its inverse $M^{-1}$ if $n$ elements of $M^{-1}$ are unknown and $n$ elements of $M$ are given
- Is it true that $\lVert A\rVert \leq \lVert A^2\rVert$ for $A\in \operatorname{SL}(2, \mathbb{R})$ when $\operatorname{trace}(A)>2$
- Integral of a generalized Rayleigh quotient
- Maximum vertex amount of low-dimensional simplex projection
- Limiting eigenvalue distribution of $(I-A)^T(I-A)$
- Number of $k$-rank subspaces of $\mathbb{Z}_2^n$ is odd: easy proof
- Top singular value of large random matrices: concentration results
- Can the concatenation of projection operators be nilpotent with an index k>=3
- $\text{SL}_2(\mathbb{Z})$ and continued fractions
- Infinite-dimensional projections of linearly independent sets