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15
Math.TechQA.Club
2026-04-29 12:18:18
1k
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Determinant of Block Tridiagonal Matrix
Published on
29 Apr 2026 - 12:18
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#recursion
#block-matrices
214
Views
Showing a block matrix is SPD
Published on
29 Apr 2026 - 12:08
#matrices
#eigenvalues-eigenvectors
#symmetric-matrices
#positive-definite
#block-matrices
260
Views
Spectrum of tridiagonal block matrix
Published on
10 May 2026 - 14:22
#linear-algebra
#matrices
#eigenvalues-eigenvectors
#block-matrices
#tridiagonal-matrices
299
Views
Determinant of $14 \times 14$ matrix
Published on
04 May 2026 - 1:47
#matrices
#determinant
#block-matrices
341
Views
Is this a Hurwitz matrix?
Published on
03 May 2026 - 18:33
#linear-algebra
#matrices
#block-matrices
#hurwitz-matrices
501
Views
Determinant of non-all-square block matrix
Published on
05 May 2026 - 5:08
#linear-algebra
#matrices
#determinant
#block-matrices
794
Views
Eigenvalues of a block circulant matrix
Published on
02 May 2026 - 21:53
#linear-algebra
#matrices
#block-matrices
#circulant-matrices
1.2k
Views
Is Schur complement better conditioned than the original matrix?
Published on
05 May 2026 - 5:17
#matrices
#block-matrices
#condition-number
#schur-complement
4.6k
Views
Block diagonalization
Published on
30 Apr 2026 - 2:24
#linear-algebra
#matrices
#diagonalization
#block-matrices
510
Views
Notation of Block Matrix
Published on
03 May 2026 - 16:25
#matrices
#notation
#block-matrices
4.8k
Views
How to prove $\det \begin{bmatrix}A & B \\ C & D \end{bmatrix} =\det(AD-BC)$, where $A, B, C,$ and $D$ are $n\times n$ and commuting.
Published on
07 May 2026 - 13:01
#matrices
#determinant
#block-matrices
858
Views
Necessary and sufficient condition for diagonalizable matrix
Published on
10 May 2026 - 13:47
#linear-algebra
#matrices
#diagonalization
#block-matrices
266
Views
Is there an easy way to compute the determinant of this block matrix?
Published on
10 May 2026 - 12:34
#matrices
#determinant
#numerical-linear-algebra
#positive-definite
#block-matrices
429
Views
Is this block matrix totally unimodular?
Published on
30 Apr 2026 - 3:52
#matrices
#block-matrices
#total-unimodularity
#unimodular-matrices
1.3k
Views
Factorization of a Toeplitz-block Toeplitz matrix $A$ (Toeplitz Matrix with Toeplitz Blocks) as a product $A = Q^H D \, Q$ using a diagonal matrix $D$
Published on
29 Apr 2026 - 12:26
#matrices
#diagonalization
#block-matrices
#toeplitz-matrices
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