List questions from matrices

Published on 27 Mar 2026 - 1:45

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$\det (A+B)=\det (A-B)$, prove that $B^{-1}$ exists iff $b_{11}\neq b_{21}$

Published on 26 Mar 2026 - 6:21

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difference between matrix types 2X3 and 3X2

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Are all three matrices in Singular Value Decomposition orthornormal?

Published on 30 Mar 2026 - 5:13

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orthogonal vectors in the row space of set inclusion matrices

Published on 24 Mar 2026 - 23:46

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The characteristic values of the p-th compound matrix

Published on 27 Mar 2026 - 0:03

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Canonic form of A matrix defined by a condition of powers equation

Published on 24 Feb 2018 - 18:27

241

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Solve the following differential equations 2x2 with complex eigenvert

Published on 25 Mar 2026 - 6:09

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Decomposition of a skew-symmetric matrix

Published on 24 Mar 2026 - 22:01

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Upper bound of smallest eigenvalue of a structure tensor matrix

Published on 27 Mar 2026 - 0:03

431

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Eigenvalue and Eigenvector of $\small\pmatrix{0 & 0 \\ 0 & -7}$

Published on 27 Mar 2026 - 0:02

253

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Spectrum of tridiagonal block matrix

Published on 27 Mar 2026 - 8:36

293

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Form of a matrix in a basis where some of the basis vectors are eigenvectors

Published on 27 Mar 2026 - 1:53

54

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Show that this "1-bordered on top and left" matrix is positive semidefinite

Published on 25 Mar 2026 - 9:42

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Identity matrix “ construct “

Published on 02 Apr 2026 - 15:36

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Eigenvalues of block matrix with similar rows

$\det (A+B)=\det (A-B)$, prove that $B^{-1}$ exists iff $b_{11}\neq b_{21}$

difference between matrix types 2X3 and 3X2

Are all three matrices in Singular Value Decomposition orthornormal?

orthogonal vectors in the row space of set inclusion matrices

The characteristic values of the p-th compound matrix

Canonic form of A matrix defined by a condition of powers equation

Solve the following differential equations 2x2 with complex eigenvert

Decomposition of a skew-symmetric matrix

Upper bound of smallest eigenvalue of a structure tensor matrix

Eigenvalue and Eigenvector of $\small\pmatrix{0 & 0 \\ 0 & -7}$

Spectrum of tridiagonal block matrix

Form of a matrix in a basis where some of the basis vectors are eigenvectors

Show that this "1-bordered on top and left" matrix is positive semidefinite

Identity matrix “ construct “

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