List questions from linear-algebra

Published on 14 Apr 2026 - 3:34

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The (orbifold) space of symmetric complex matrix 2

Published on 14 Apr 2026 - 23:35

38

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$f \in \mathrm{End} (\mathbb{C^2})$ $f(e_1)=e_1+e_2$ $f(e_2)=e_2-e_1$. Eigenvalues of f and the bases of the associated eigenspaces

Published on 16 Apr 2026 - 23:26

479

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Masspoints: The method of weights -- Why does it work?

Published on 29 Apr 2026 - 12:27

344

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Completing inductive step of proof of Cochran's theorem?

Published on 11 May 2026 - 7:47

73

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Complete a matrix using eigenvectors

Published on 11 May 2026 - 8:19

2.5k

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Proof for Moore-Penrose inverse of transposed matrix

Published on 10 May 2026 - 14:56

185

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Quadratic forms and orthogonal complement

Published on 11 May 2026 - 8:58

35

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What is meant by $\sum_{j=1}^r H^jx^j = 0$ when attempting to say $x^1 = ... = x^r$?

Published on 11 Apr 2026 - 5:59

42

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Can we choose a continuous solution trajectory for a linear function

Published on 09 Apr 2026 - 14:08

56

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$\langle T(x),y\rangle = 0,\forall x,y\in \beta$ implies $T=0$

Published on 16 Apr 2026 - 0:50

63

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Solve system of equations $ \sqrt{2}x+3y= a $ and $x-\sqrt{3}y=4$

Published on 17 Apr 2026 - 8:20

102

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Can we get back path from signatures?

Published on 10 May 2026 - 17:09

413

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Proofs with implication statement logic for linear algebra

Published on 11 Apr 2026 - 10:33

13.7k

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Space dimension of a $2 \times 2$ matrix

Published on 24 Apr 2026 - 5:18

List Question

Does the convergence of a matrix iteration imply convergence of the matrix entries?

The (orbifold) space of symmetric complex matrix 2

$f \in \mathrm{End} (\mathbb{C^2})$ $f(e_1)=e_1+e_2$ $f(e_2)=e_2-e_1$. Eigenvalues of f and the bases of the associated eigenspaces

Masspoints: The method of weights -- Why does it work?

Completing inductive step of proof of Cochran's theorem?

Complete a matrix using eigenvectors

Proof for Moore-Penrose inverse of transposed matrix

Quadratic forms and orthogonal complement

What is meant by $\sum_{j=1}^r H^jx^j = 0$ when attempting to say $x^1 = ... = x^r$?

Can we choose a continuous solution trajectory for a linear function

$\langle T(x),y\rangle = 0,\forall x,y\in \beta$ implies $T=0$

Solve system of equations $ \sqrt{2}x+3y= a $ and $x-\sqrt{3}y=4$

Can we get back path from signatures?

Proofs with implication statement logic for linear algebra

Space dimension of a $2 \times 2$ matrix

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