New posts in linear-algebra

Does $AA^T$ = I iff A is an orthogonal matrix?

linear-algebra transpose orthogonal-matrices

Efficient Algorithm for Generalized Sylvester's Equation

linear-algebra matrices algorithms

Are non-degenerate bilinear forms equivalent to isomorphisms $V \cong V^*$?

linear-algebra linear-transformations multilinear-algebra bilinear-form

Count the number of rational canonical form&find similarity classess

linear-algebra matrices finite-fields

Show that $\operatorname{rank}(A) = \operatorname{rank}(B)$

linear-algebra matrices

Geometric interpretation of ranks of matrices gathering coefficients of 3 affine and associated vectorial planes

linear-algebra geometry analytic-geometry affine-geometry

When solving for eigenvector, when do you have to check every equation?

linear-algebra matrices vector-spaces eigenvalues-eigenvectors matrix-rank

$P+Q-PQ$ is a projection if and only if $PQ=QP$.

linear-algebra functional-analysis operator-theory hilbert-spaces

Does in plane exist $22$ points and $22$ such circles that each circle contains at least $7$ points and each point is on at least $7$ circles.

linear-algebra combinatorics matrices contest-math algebraic-combinatorics

Why is the dot product of two vectors defined the way in which it is? [duplicate]

linear-algebra soft-question vectors

Volume of the intersection of the unit ball with a polyhedral cone

linear-algebra lebesgue-measure volume convex-geometry convex-cone

Pseudo Inverse Solution for Linear Equation System Using the SVD

linear-algebra

Why $x^{n}=1$'s solution is equal to regular polygon in complex plane?

linear-algebra trigonometry galois-theory

Bounded linear function implication

linear-algebra convex-optimization bounded-variation

Polyak-Lojasiewicz (PL) inequality proof

linear-algebra convergence-divergence optimization solution-verification machine-learning

Theorem 9.34 Rudin

linear-algebra matrices analysis linear-transformations determinant

How to determine the Standard Matrix

linear-algebra linear-transformations

Solving systems of linear equations over a finite ring

linear-algebra number-theory finite-rings gaussian-elimination

Orthogonal planes in n-dimensions

linear-algebra geometry

Closedness of sets under linear transformation

linear-algebra general-topology