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15
Math.TechQA.Club
2026-04-11 07:49:51
214
Views
Transformation restriction to commutative matrices
Published on
11 Apr 2026 - 7:49
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#linear-transformations
#invariant-subspace
154
Views
Eigenvalues of $A+A^{T}$
Published on
14 Apr 2026 - 17:47
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#transpose
93
Views
Eigenvalues of $A +A^{-1}$
Published on
11 Apr 2026 - 15:23
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#inverse
143
Views
Eigenvalues of a complete connected network
Published on
10 Apr 2026 - 18:09
#matrices
#eigenvalues-eigenvectors
#determinant
#network
364
Views
The gradient of the Frobenius norm under a similarity transformation
Published on
14 Apr 2026 - 22:55
#calculus
#linear-algebra
#matrices
#control-theory
#numerical-optimization
99
Views
can a function of a diagonalizable matrix be non-diagonalizable?
Published on
09 Apr 2026 - 12:02
#matrices
#matrix-decomposition
64
Views
Matrix functions which are not scalar coefficient power series expansions.
Published on
12 Apr 2026 - 13:00
#matrices
#soft-question
#power-series
#diagonalization
423
Views
Given two non-commuting matrices, can we always find another nontrivial matrix that commute with each of them?
Published on
13 Apr 2026 - 18:36
#linear-algebra
#matrices
6.9k
Views
If $\lambda$ is a characteristic root of a non-singular matrix $A$, then prove that $\det(A)/\lambda$ is a characteristic root of $\mathrm{Adj}(A)$.
Published on
12 Apr 2026 - 19:11
#linear-algebra
#matrices
606
Views
Redundant Vectors in Singular Value Decomposition
Published on
11 Apr 2026 - 18:07
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#matrix-decomposition
#svd
1.8k
Views
How many elements of a 3x3 Rotation matrix are redundant?
Published on
15 Apr 2026 - 0:12
#matrices
#rotations
76
Views
Det of matrix $4\times 4$
Published on
10 Apr 2026 - 15:04
#matrices
#determinant
14.4k
Views
Matrix vector form. Is this in the correct form?
Published on
17 Apr 2026 - 15:49
#linear-algebra
#matrices
#systems-of-equations
90
Views
Any O(N^2) method for finding the eigenvalues of J-Hermitian (complex Hamiltonian) matrix?
Published on
13 Apr 2026 - 8:00
#matrices
#eigenvalues-eigenvectors
49
Views
If $n > m$, is the space of real matrices of rank $m$, dense in $M_{n \times m}(\mathbb{R})$? and some differential topology.
Published on
17 Apr 2026 - 1:56
#linear-algebra
#matrices
#differential-topology
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