List questions from matrices

Published on 26 Mar 2026 - 18:30

64

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Does there exists an isomorphism such that $\langle \phi(v),\phi(w)\rangle_{1}=\langle v,w\rangle_{2}$? If so then how to construct it.

Published on 31 Mar 2026 - 17:49

59

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How fast does a matrix expression go to zero?

Published on 26 Mar 2026 - 9:45

275

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The product diagonalisable matrices of determinant 1 is not necessarily diagonalisable

Published on 24 Mar 2026 - 23:57

386

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1's in the last column for a matrix to find an area of triangle using the determinant of a matrix

Published on 03 Apr 2018 - 23:07

573

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Solve Ax = b when the dimension of b does not equal the dimension of A

Published on 26 Mar 2026 - 8:03

86

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$L$ be the Laplacian of $G$ with maximum eigenvalue $\lambda_1$, then $\lambda_1 \leq n$.

Published on 28 Mar 2026 - 8:45

19

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Inequality for numbers related to matrices

Published on 04 Apr 2018 - 2:18

58

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Finding the value of θ using matrix algebra

Published on 26 Mar 2026 - 7:57

1.5k

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Dual basis with non-degenerate bilinear form

Published on 24 Mar 2026 - 20:38

461

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3D representation of A4 that preserves the unit ball

Published on 03 Apr 2026 - 19:41

264

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Algebra find determinant based on other matrix

Published on 26 Mar 2026 - 16:57

87

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Make an $n\times n$ matrix $A$ such that $A,A^2,...A^{n-1}$ are not zero, but $A^n=0$

Published on 04 Apr 2018 - 6:59

52

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Finding the fixed point..

Published on 26 Mar 2026 - 16:03

220

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Linear transformation - change of basis

Published on 27 Mar 2026 - 4:43

List Question

Determinants and Adjugates

Does there exists an isomorphism such that $\langle \phi(v),\phi(w)\rangle_{1}=\langle v,w\rangle_{2}$? If so then how to construct it.

How fast does a matrix expression go to zero?

The product diagonalisable matrices of determinant 1 is not necessarily diagonalisable

1's in the last column for a matrix to find an area of triangle using the determinant of a matrix

Solve Ax = b when the dimension of b does not equal the dimension of A

$L$ be the Laplacian of $G$ with maximum eigenvalue $\lambda_1$, then $\lambda_1 \leq n$.

Inequality for numbers related to matrices

Finding the value of θ using matrix algebra

Dual basis with non-degenerate bilinear form

3D representation of A4 that preserves the unit ball

Algebra find determinant based on other matrix

Make an $n\times n$ matrix $A$ such that $A,A^2,...A^{n-1}$ are not zero, but $A^n=0$

Finding the fixed point..

Linear transformation - change of basis

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