New posts in linear-transformations

EDIT: A question on eigenvalues of non-negative matrices.

linear-algebra linear-transformations

Show that $\ker \hat{T} = \text{ann}(\text{range } T)$

linear-algebra vector-spaces linear-transformations

A linear map, continuous at zero, is bounded

normed-spaces linear-transformations

How to understand the exponential operator geometrically?

linear-algebra geometry linear-transformations matrix-exponential geometric-interpretation

Must an injective or surjective map in an infinite dimensional vector space be a bijection?

linear-algebra vector-spaces linear-transformations examples-counterexamples

Matrix in canonical form of an orthogonal transformation

linear-algebra matrices linear-transformations euclidean-geometry transformation

I'm trying to find where a "3D logarithmic spiral" converges.

calculus matrices linear-transformations rotations

Does a family of linearly independent injective maps have a vector with linearly independent images?

linear-algebra linear-transformations

"An affine space is nothing more than a vector space whose origin we try to forget about, by adding translations to the linear maps."

linear-algebra geometry vector-spaces linear-transformations affine-geometry

Is the image of a scaled unit ball equal to the scalar times image of unit ball?

functional-analysis linear-transformations normed-spaces

Why does not the following matrix transformation seem to be possible?

linear-algebra linear-transformations

When does convergence in range imply convergence of arguments?

real-analysis functional-analysis continuity linear-transformations operator-theory

How to find a basis of an image of a linear transformation?

linear-algebra abstract-algebra matrices self-learning linear-transformations

Intuitive geometric explanation: existence of eigenvalue in odd dimension real vector space.

linear-algebra geometry eigenvalues-eigenvectors linear-transformations

linear operator $f(X) = AXB$

linear-algebra abstract-algebra matrices linear-transformations

calculate $\cos(\alpha+\beta)$ and $\sin(\alpha+\beta)$

linear-algebra matrices linear-transformations rotations

Minimal polynomial of restriction to invariant subspace divides minimal polynomial

linear-algebra linear-transformations minimal-polynomials

How do I find a dual basis given the following basis?

linear-algebra matrices vector-spaces vectors linear-transformations

Decomposition of a linear map into scale/rotation/shear matrices

linear-transformations

Find matrices that commute with $\operatorname{Diag}(1,1,-1)$.

linear-algebra matrices vector-spaces eigenvalues-eigenvectors linear-transformations