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Proof of this Theorem of Identity and inverse elements in Zm

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#discrete-mathematics #modular-arithmetic #inverse #automata
103
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Is it possible to find the explicit inverse of $I+AB$, where $A$ is diagonal and $B$ symmetric matrix?

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#linear-algebra #matrices #inverse #symmetric-matrices
63
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Find the invertible elements in $\mathbb{Z}(\exp(2\pi i/3))$

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#abstract-algebra #ring-theory #inverse
977
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Minimizing trace of matrix inverse is an SDP?

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#convex-optimization #inverse #trace #semidefinite-programming #linear-matrix-inequality
288
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Computing $(A\otimes I + I \otimes A)^{-1} \text{vec}B$

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#linear-algebra #inverse #matrix-equations #control-theory #kronecker-product
138
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Given a matrix $A\in M_3(Z_{11})$, calculate $\det(3A)^{-1}$ given $\det A=4$

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#linear-algebra #determinant #inverse
217
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Eigendecomposition: does the eigenvectors matrix always have an inverse?

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#eigenvalues-eigenvectors #inverse
399
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Multiplication by an extrinsic matrix

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#matrices #inverse
835
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Inverse of first-order and third-order polynomial functions

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#proof-verification #proof-writing #proof-explanation #inverse #inverse-function
450
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The sum of a vertible element and a nilpotent element is vertible

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#abstract-algebra #ring-theory #inverse #nilpotence
56
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How to Find Inverse Fourier Transform of Specific Function

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#inverse #fourier-transform
7.1k
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Solving a system of equations using the inverse matrix versus using Gaussian elimination?

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#linear-algebra #matrices #systems-of-equations #inverse
397
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Condition on norm for Neumann series on matrix inverse

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#matrices #inverse
1.6k
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Inverse of a skew-symmetric matrix

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#linear-algebra #matrices #inverse
368
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Inverse of the product of non-square, full-rank matrices

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#linear-algebra #inverse #pseudoinverse

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