List questions from linear-transformations

Published on 28 Feb 2019 - 2:50

334

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Isomorphisms and Linear Maps

Published on 25 Mar 2026 - 4:53

975

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rotate the helix using the rotation (Rz and Rx) equations

Published on 27 Mar 2026 - 0:36

237

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Why does row reducing an augmented matrix of two basis written in the coordinates of a third give the change of basis matrix?

Published on 26 Mar 2026 - 21:27

399

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Determinant of infinity

Published on 28 Feb 2019 - 6:45

733

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Checking if a certain transform is affine and computing its inverse

Published on 25 Mar 2026 - 23:09

85

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Kernel in a linear transformation

Published on 28 Feb 2019 - 15:41

1.8k

Views

Prove there exist a basis of $V$ and a basis of $W$ such that all entries of $\mathcal{M}(T)$ are $0$ except row $j$ and column $j$

Published on 28 Feb 2019 - 22:46

2.6k

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Show that matrix of $T$ has at least dim range $T$ nonzero entries.

Published on 28 Feb 2019 - 23:03

43

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An Equation about Continuous Linear Operators $T \overline{\text{span}(A)} = \overline{T\text{span}(A)}$ in Normed Spaces

Published on 01 Apr 2026 - 20:48

1.6k

Views

Proper way to find change-of-basis matrix

Published on 01 Mar 2019 - 20:17

131

Views

Does the action of a linear map on $k$-dimensional subspaces determine it up to scaling?

Published on 25 Mar 2026 - 9:26

24

Views

$T(af+bg)=0$ for all scalars $a,b$ and $f\neq kg$ for all scalar $k$

Published on 02 Mar 2019 - 9:59

53

Views

Subspace problem

Published on 02 Mar 2019 - 12:00

80

Views

Why is $A^T : W^* \to V^*$ if $A : V \to W$?

Published on 25 Mar 2026 - 12:52

List Question

Linear Equations defining a Line Through Origin

Isomorphisms and Linear Maps

rotate the helix using the rotation (Rz and Rx) equations

Why does row reducing an augmented matrix of two basis written in the coordinates of a third give the change of basis matrix?

Determinant of infinity

Checking if a certain transform is affine and computing its inverse

Kernel in a linear transformation

Prove there exist a basis of $V$ and a basis of $W$ such that all entries of $\mathcal{M}(T)$ are $0$ except row $j$ and column $j$

Show that matrix of $T$ has at least dim range $T$ nonzero entries.

An Equation about Continuous Linear Operators $T \overline{\text{span}(A)} = \overline{T\text{span}(A)}$ in Normed Spaces

Proper way to find change-of-basis matrix

Does the action of a linear map on $k$-dimensional subspaces determine it up to scaling?

$T(af+bg)=0$ for all scalars $a,b$ and $f\neq kg$ for all scalar $k$

Subspace problem

Why is $A^T : W^* \to V^*$ if $A : V \to W$?

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