Found 3,656 Documents (Results 1–100)
Nonsurjective zero product preservers between matrix spaces over an arbitrary field. (English) Zbl 07926182
Unitary canonical forms over Clifford algebras, and an observed unification of some real-matrix decompositions. (English) Zbl 07926174
Real Schur norms and Hadamard matrices. (English) Zbl 07916008
Reviewer: Ludovick Bouthat (Québec)
Maps commuting with the \(\lambda\)-Aluthge transform for the semistar Jordan product. (English) Zbl 07916006
A novel two-way functional linear model with applications in human mortality data analysis. (English) Zbl 07912620
Weighted numerical range and weighted numerical radius for even-order tensor via Einstein product. (English) Zbl 07905938
Degree of convergence of functions using Hausdorff-matrix operator. (English) Zbl 07905377
MSC:
42A10
Large deviations for random matrices in the orthogonal group and Stiefel manifold with applications to random projections of product distributions. (English. French summary) Zbl 07904823
Matrix stretching. (English) Zbl 07903486
A randomized block Douglas-Rachford method for solving linear matrix equation. (English) Zbl 07901434
Kronecker product of matrices and solutions of Sylvester-type matrix polynomial equations. (English) Zbl 07898597
MSC:
15A24
The eigenvalues of symmetric Sturm-Liouville problem and inverse potential problem, based on special matrix and product formula. (English) Zbl 07893340
Representation and matrix-product structure of type-1 constacyclic codes over \(\mathbb{F}_{p^m}[u]/\langle u^e\rangle\). (English) Zbl 07893280
A new structure-preserving algorithm based on the semi-tensor product of matrices for split quaternion matrix LDU decomposition and its applications. (English) Zbl 07890906
On the two-parameter matrix pencil problem. (English) Zbl 07885718
Reviewer: Jaydeb Sarkar (Bangalore)
The ascending chain condition on principal right ideals for semigroup constructions. (English) Zbl 07880174
Reviewer: Peeter Normak (Tallinn)
Reprint of: “Linearity and nonlinearity of groups of polynomial automorphisms of the plane”. (English) Zbl 07877998
Reviewer: Egle Bettio (Venezia)
\(\mathbb{A}\)-Berezin number inequalities for \(2\times 2\) operator matrices. (English) Zbl 07873947
Perturbations of group inverses of quaternion tensors under the QT-product. (English) Zbl 1542.15005
Matrix-product state approach to the generalized nuclear pairing Hamiltonian. (English) Zbl 07872460
MSC:
81-XX
Rank-R matrix autoregressive models for modeling spatio-temporal data. (English) Zbl 07870191
MSC:
62-XX
Algebraic method for LU decomposition in commutative quaternion based on semi-tensor product of matrices and application to strict image authentication. (English) Zbl 07869365
Lower bounds on the minimum eigenvalue of the Fan product of several \(M\)-matrices. (English) Zbl 1540.15021
Stability and stabilisation for time-varying delay systems based on flexible augmented Lyapunov-Krasovskii functional. (English) Zbl 1537.93588
Power-product matrix: nonsingularity, sparsity and determinant. (English) Zbl 07855976
Reviewer: Matthew C. Lettington (Cardiff)
Point spread function approximation of high-rank Hessians with locally supported nonnegative integral kernels. (English) Zbl 07852698
Hermitian self-orthogonal matrix product codes and their applications to quantum codes. (English) Zbl 1542.94220
On dual-containing, almost dual-containing matrix-product codes and related quantum codes. (English) Zbl 07841530
Construction of some new entanglement-assisted quantum error-correcting codes of large lengths. (English) Zbl 07840575
A real method for solving octonion matrix equation \(AXB = C\) based on semi-tensor product of matrices. (English) Zbl 1539.15017
On the diagonal product of special unitary matrices. (English) Zbl 1542.15008
Reviewer: Jorma K. Merikoski (Tampere)
Some points of view on Grothendieck’s inequalities. (English) Zbl 07838073
Reviewer: Andreas Defant (Oldenburg)
Conjugate gradient-type method for the tensor linear system via the T-product and its application in the calculation of Moore-Penrose inverse. (English) Zbl 07834537
f-zpd algebras and a multilinear Nullstellensatz. (English) Zbl 07828253
Reviewer: Alexei Kanel-Belov (Ramat-Gan)
Proof of a conjecture on the determinant of the walk matrix of rooted product with a path. (English) Zbl 1535.05182
The steady state of the boundary-driven multiparticle asymmetric diffusion model. (English) Zbl 1534.82004
Matrix derivatives and Kronecker products for the core and generalized core inverses. (English) Zbl 1535.15004
MSC:
15A09
On the \(\rho\)-operator radii. (English) Zbl 07810695
On computing modified moments for half-range Hermite weights. (English) Zbl 1534.65045
Reviewer: Steven B. Damelin (Ann Arbor)
Matrix-product codes related to constacyclic codes and their applications to EAQEC codes. (English) Zbl 1533.94080
QDT – a Matlab toolbox for the simulation of coupled quantum systems and coherent multidimensional spectroscopy. (English) Zbl 1541.81086
Adaptive precision sparse matrix-vector product and its application to Krylov solvers. (English) Zbl 1534.65070
Reviewer: Steven B. Damelin (Ann Arbor)
Product decomposed multi-material isogeometric topology optimization with explicit NURBS element stiffness computation. (English) Zbl 1534.74055
Diagonal and off-diagonal blocks of positive definite partitioned matrices. (English) Zbl 1531.15022
Reviewer: Minghua Lin (Xi’an)
Entrywise limit theorems for eigenvectors of signal-plus-noise matrix models with weak signals. (English) Zbl 07788889
On some spectral radius inequalities for the Hadamard product of nonnegative tensors. (English) Zbl 1530.15022
MPS-VQE: a variational quantum computational chemistry simulator with matrix product states. (English) Zbl 1534.81040
On the structure of repeated-root polycyclic codes over local rings. (English) Zbl 1537.94096
Reviewer: Sami Omar (Sukhair)
MSC:
94B15
Max-product Shepard operators based on multivariable Taylor polynomials. (English) Zbl 1531.41016
Reviewer: Anjali (Delhi)
Limit of iteration of the induced Aluthge transformations of centered operators. arXiv:2409.03338
Preprint, arXiv:2409.03338 [math.FA] (2024).
Novel approach to root functions of matrix polynomials with applications in differential equations and meromorphic matrix functions. arXiv:2407.16568
Preprint, arXiv:2407.16568 [math.FA] (2024).
Learning polynomial transformations via generalized tensor decompositions. (English) Zbl 07844702
Saha, Barna (ed.) et al., Proceedings of the 55th annual ACM SIGACT symposium on theory of computing, STOC ’23, Orlando, FL, USA, June 20–23, 2023. New York, NY: Association for Computing Machinery (ACM). 1671-1684 (2023).
MSC:
68Qxx
Numerical solution of dual fuzzy Sylvester matrix equations by an iteration method. (English) Zbl 1535.65051
Nonasymptotic performance analysis of ESPRIT and spatial-smoothing ESPRIT. (English) Zbl 1534.94028
MSC:
94A12
Three new constructions of optimal locally repairable codes from matrix-product codes. (English) Zbl 1534.94115
MSC:
94B05
The quantum density matrix and its many uses. From quantum structure to quantum chaos and noisy simulators. (English) Zbl 1542.81039
Preservers of condition spectra and pseudo spectra of Hermitian matrix Jordan products. (English) Zbl 07811166
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