List questions from linear-algebra

Published on 14 Apr 2026 - 10:50

529

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Vector projection in polar cordinates

Published on 16 Apr 2026 - 15:12

99

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Mathematical objects with prime-like behavior

Published on 15 Apr 2026 - 13:09

52

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Can someone help me know if the axioms of this set were done right?

Published on 11 Apr 2026 - 18:12

600

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Are these matrices in row echelon form?

Published on 19 Apr 2026 - 21:08

185

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Convex Set or Convex Space?

Published on 16 Apr 2026 - 11:19

1k

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Operator norm of a self adjoint operator.

Published on 08 Apr 2026 - 19:19

1k

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Rotating a 2D image with Permutation matrix

Published on 10 Apr 2026 - 14:46

108

Views

Definiteness of matrices

Published on 14 Apr 2026 - 3:22

939

Views

Show that arbitrary $A$ and $A^T$ have same eigenvalue, algebraic and geometric multiplicity

Published on 15 Apr 2026 - 11:10

107

Views

Similarity of $2X2$ matrix when it has exactly one eigenvalue.

Published on 10 Apr 2026 - 23:00

98

Views

Is matrix polynomial of a self adjoint operator necessarily self adjoint?

Published on 09 Apr 2026 - 10:29

42

Views

Vectors $v$ ,$w$ $∈$ $R^n$ whose length is one and are both orthogonal

Published on 16 Apr 2026 - 14:40

279

Views

Find all the isometries which fix a conic

Published on 15 Apr 2026 - 7:29

269

Views

Let $A$ be a matrix with $Nul(A) = 0$. Explain why the matrix $A^T A$ is invertible.

Published on 17 Apr 2026 - 13:28

List Question

$\Bbb Q$-linear is equivalent to additive

Vector projection in polar cordinates

Mathematical objects with prime-like behavior

Can someone help me know if the axioms of this set were done right?

Are these matrices in row echelon form?

Convex Set or Convex Space?

Operator norm of a self adjoint operator.

Rotating a 2D image with Permutation matrix

Definiteness of matrices

Show that arbitrary $A$ and $A^T$ have same eigenvalue, algebraic and geometric multiplicity

Similarity of $2X2$ matrix when it has exactly one eigenvalue.

Is matrix polynomial of a self adjoint operator necessarily self adjoint?

Vectors $v$ ,$w$ $∈$ $R^n$ whose length is one and are both orthogonal

Find all the isometries which fix a conic

Let $A$ be a matrix with $Nul(A) = 0$. Explain why the matrix $A^T A$ is invertible.

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