List questions from linear-algebra

Published on 13 Apr 2026 - 20:43

379

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Linear dependency of vectors

Published on 11 Apr 2026 - 13:39

49

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Categorizing (and constructing) a matrix which has a full-rank kernel

Published on 15 Apr 2026 - 16:34

51

Views

Checking Linear Dependency

Published on 10 Apr 2026 - 6:26

51

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Wrong Proof: $\mu_f =\mu_g$ iff $h^{-1}\cdot f \cdot h = g$

Published on 15 Apr 2026 - 20:47

32

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Procedure for computing operator norms

Published on 14 Apr 2026 - 22:39

524

Views

Kernel of $f$ where $f(AB)=f(BA)$

Published on 15 Apr 2026 - 16:42

80

Views

A Proposition of Matrix over Complex Numbers

Published on 09 Apr 2026 - 16:23

223

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Prove inner-product inequality $\Bigl (\sum_{i=1}^k \langle u\;,\;e_i \rangle \langle v\;,\;e_i \rangle \Bigr)^2≤ \Vert u \Vert^2 \, \Vert v \Vert^2$

Published on 16 Apr 2026 - 5:30

702

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Determining if a code exists, given the parameters $(n, M, d)$

Published on 15 Apr 2026 - 20:47

89

Views

Affine combination and its subspace.

Published on 15 Apr 2026 - 3:51

267

Views

Random matrices: stochastic dominance of trace and determinant

Published on 14 Apr 2026 - 5:37

1.5k

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Determinant of a matrix of ones, whose anti diagonal elements are zero

Published on 14 Apr 2026 - 19:43

137

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Calculate the eigenvalues of the symmetric part of $A$ form the eigenvalues of $A$ and $A^T$ without calculating the symmetric part of $A$?

Published on 16 Apr 2026 - 3:39

346

Views

Proving that two subspaces are complementary?

Published on 15 Apr 2026 - 14:00

List Question

Solution to Vector Lambert W function type Equation

Linear dependency of vectors

Categorizing (and constructing) a matrix which has a full-rank kernel

Checking Linear Dependency

Wrong Proof: $\mu_f =\mu_g$ iff $h^{-1}\cdot f \cdot h = g$

Procedure for computing operator norms

Kernel of $f$ where $f(AB)=f(BA)$

A Proposition of Matrix over Complex Numbers

Prove inner-product inequality $\Bigl (\sum_{i=1}^k \langle u\;,\;e_i \rangle \langle v\;,\;e_i \rangle \Bigr)^2≤ \Vert u \Vert^2 \, \Vert v \Vert^2$

Determining if a code exists, given the parameters $(n, M, d)$

Affine combination and its subspace.

Random matrices: stochastic dominance of trace and determinant

Determinant of a matrix of ones, whose anti diagonal elements are zero

Calculate the eigenvalues of the symmetric part of $A$ form the eigenvalues of $A$ and $A^T$ without calculating the symmetric part of $A$?

Proving that two subspaces are complementary?

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