New posts in linear-algebra

Equation of a line in homogenous coordinates given 2 points in affine coordinates

linear-algebra algebraic-geometry coordinate-systems affine-geometry

What is the number of distinct subgroups of the automorphism group of $\mathbf{F}_{3^{100}}$?

linear-algebra abstract-algebra finite-fields

Example for adjacency matrix of a bipartite graph

linear-algebra matrices graph-theory

Show that $\langle x,y\rangle_A = \langle Ax,Ay\rangle$ is an inner product on $\mathbb R^n$

linear-algebra inner-products

Why eigenvectors with the highest eigenvalues maximize the variance in PCA?

linear-algebra eigenvalues-eigenvectors linear-transformations machine-learning principal-component-analysis

Question about the converse of a well known result from Linear Algebra

What is the connection between linear algebra and geometry?

linear-algebra geometry reference-request

Nilpotent Matrix

linear-algebra matrices

Linear independence of $n$th roots over $\mathbb{Q}$

linear-algebra abstract-algebra elementary-number-theory

Isomorphism of rings implies isomorphism of vector spaces?

linear-algebra abstract-algebra commutative-algebra ring-theory vector-spaces

Rank of the difference of matrices [duplicate]

linear-algebra matrices

Property of 10x10 matrix with non negative eigenvalues

linear-algebra matrices

Using cross product find direction vector of line joining point of intersection of line and plane and foot of perpendicular from line to plane.

linear-algebra vectors cross-product

When will span of vectors plus a constant form a vector space?

linear-algebra vector-spaces

Prove that row rank of a matrix equals column rank

linear-algebra matrix-rank

Proving that $\operatorname{trace}(T) =\langle Te_1,e_1\rangle +\cdots+\langle Te_n,e_n\rangle $?

linear-algebra algebra-precalculus vector-spaces linear-transformations

Fredholm Alternative as seen in PDEs, part 1

linear-algebra functional-analysis partial-differential-equations

How do I see that every left ideal of a square matrix ring over a field is principal?

linear-algebra abstract-algebra matrices ring-theory vector-spaces

Proof that multiplying by the scalar 1 does not change the vector in a normed vector space.

linear-algebra vector-spaces normed-spaces

Is this Partition affirmation correct? [closed]

linear-algebra elementary-set-theory set-partition