List questions from matrices

Published on 01 Apr 2026 - 10:43

430

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Can one compute the dot product knowing only the basis expansions of vectors v and w?

Published on 25 Mar 2026 - 19:06

51

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Trace of $(A-2I_4)^{10}+(A+I_4)^7$

Published on 01 Apr 2026 - 6:02

88

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Prove the geometric interpretation?

Published on 01 Apr 2026 - 10:26

174

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Prove that the determinant of a rank-1 matrix plus a small-norm matrix is nearly zero?

Published on 24 Mar 2026 - 20:33

492

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Proving that the inverse of a matrix $H$ is itself

Published on 25 Mar 2026 - 1:31

192

Views

Inequality between inverses of positive (semi)definite matrices

Published on 22 Mar 2026 - 15:54

94

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Let $A$ matrix with $rank(A) = 2$, Let B, find $a, b, c ,d$ in matrix $B$

Published on 24 Mar 2026 - 20:32

656

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Multivariable calculus and linear algebra (without matrices/determinants)

Published on 25 Mar 2026 - 20:33

175

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Trace of integral of a function of two matrices

Published on 27 Mar 2026 - 13:53

738

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the property of two matrices to be commutative is not transitive

Published on 05 Feb 2018 - 15:48

59

Views

Relation between the common divisor of eigenvalues and the power of a matrix

Published on 26 Mar 2026 - 9:42

138

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Computing the product $A_1 A_2 \cdots A_n$ with $A_n =\left(\displaystyle\begin{smallmatrix} n^2&1\\-1&n^2\end{smallmatrix}\right)$

Published on 24 Mar 2026 - 23:45

696

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Relation between eigenvalue and leading principal matrix

Published on 26 Mar 2026 - 12:32

125

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Conjugate of the rank of a matrix

Published on 01 Apr 2026 - 13:30

List Question

Number of solution is twice $(x,y)$

Can one compute the dot product knowing only the basis expansions of vectors v and w?

Trace of $(A-2I_4)^{10}+(A+I_4)^7$

Prove the geometric interpretation?

Prove that the determinant of a rank-1 matrix plus a small-norm matrix is nearly zero?

Proving that the inverse of a matrix $H$ is itself

Inequality between inverses of positive (semi)definite matrices

Let $A$ matrix with $rank(A) = 2$, Let B, find $a, b, c ,d$ in matrix $B$

Multivariable calculus and linear algebra (without matrices/determinants)

Trace of integral of a function of two matrices

the property of two matrices to be commutative is not transitive

Relation between the common divisor of eigenvalues and the power of a matrix

Computing the product $A_1 A_2 \cdots A_n$ with $A_n =\left(\displaystyle\begin{smallmatrix} n^2&1\\-1&n^2\end{smallmatrix}\right)$

Relation between eigenvalue and leading principal matrix

Conjugate of the rank of a matrix

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