New posts in linear-algebra

Sherman-Morrison Formula with Matrices

linear-algebra matrices numerical-linear-algebra

Explanation of a question

linear-algebra vector-spaces

Quotient space projection

linear-algebra quotient-spaces vector-space-isomorphism

Why are anti-diagonal / persymmetric matrices not as important as diagonal / symmetric matrices?

linear-algebra matrices

Why Is $\sqrt{\det(A^TA)}$ A Volume / Volume Factor?

linear-algebra geometry determinant linear-transformations geometric-algebras

Burning a rope to count time

Find high powers of a matrix with the Cayley Hamilton theorem

linear-algebra matrices

Relation between the eigenvalues of a matrix A and the eigenvalues of its hermitian and skew-hermitian parts

linear-algebra matrices

Bolzano Weierstrass theorem in a finite dimensional normed space

Isomorphism of Vector spaces over $\mathbb{Q}$

linear-algebra abstract-algebra vector-spaces

Orbit-stabilizer theorem for Lie groups?

linear-algebra group-theory algebraic-geometry lie-groups

Necessary and sufficient conditions for a matrix to be a valid correlation matrix.

linear-algebra probability matrices correlation

Which orthonormal matrix of size $N \times N$ has the maximum sum of elements?

Show that a vector that is orthogonal to every other vector is the zero vector

linear-algebra proof-writing

What are mandatory conditions for a family of matrices to commute?

linear-algebra matrices

Eigenvalues and determinant of conjugate, transpose and hermitian of a complex matrix.

linear-algebra matrices

Orthogonal complement in a finite field ${\mathbb Z}^{n}_{q}$

linear-algebra abstract-algebra vector-spaces

Matrix-version of $\frac1a+\frac1b=\frac{a+b}{ab}$?

Norm with symmetric positive definite matrix

linear-algebra normed-spaces inner-products

Positivity of the alternating sum associated to at most five subspaces

linear-algebra combinatorics vector-spaces homological-algebra combinatorial-geometry