Found 14,558 Documents (Results 1–100)
Numerical radius symmetry and relations of Birkhoff-James and numerical radius orthogonality for different classes of operators. (English) Zbl 07922177
Kippenhahn’s construction revisited. (English) Zbl 07928319
Ptak, Marek (ed.) et al., Operator and matrix theory, function spaces, and applications. Proceedings of the 33rd international workshop on operator theory and its applications, IWOTA 2022, Kraków, Poland, September 6–10, 2022. Cham: Birkhäuser. Oper. Theory: Adv. Appl. 295, 385-396 (2024).
Generalization of Pell sequence and Pell-Lucas sequence, new results and circulant matrices aspects. (English) Zbl 07927993
Inequalities for norms and numerical radii of operator matrices. (English) Zbl 07926969
Rev. R. Acad. Cienc. Exactas Fís. Nat., Ser. A Mat., RACSAM 118, No. 4, Paper No. 150, 22 p. (2024).
On the joint numerical radius of generalized spherical Aluthge transforms of operators. (English) Zbl 07926899
On the asymptotic behaviour of the joint distribution of the maxima and minima of observations, when the sample size is a random variable. (English) Zbl 07926271
Reviewer: Fraser Daly (Edinburgh)
Novel bounds for the Euclidean operator radius of Hilbert space operator pairs. (English) Zbl 07926220
A quantitative Popoviciu type inequality for four positive semi-definite matrices. (English) Zbl 07926179
A Bayesian nonparametric meta-analysis model for estimating the reference interval. (English) Zbl 07925889
MSC:
62P10
Distribution-free hyperrectangular tolerance regions for setting multivariate reference regions in laboratory medicine. (English) Zbl 07925868
MSC:
62P10
Asymptotic behavior in time of solution to system of cubic nonlinear Schrödinger equations in one space dimension. (English) Zbl 07925340
Machihara, Shuji (ed.), Mathematical physics and its interactions. In honor of the 60th birthday of Tohru Ozawa, Tokyo, Japan, August 25–27, 2021. Conference proceedings. Singapore: Springer. Springer Proc. Math. Stat. 451, 119-180 (2024).
Range characterization of ray transform on Sobolev spaces of symmetric tensor fields. (English) Zbl 07924638
Upper deviation probabilities for the range of a supercritical super-Brownian motion. (English) Zbl 07923903
Detection of dispersive targets in synthetic aperture radar images with the help of deep learning. (English) Zbl 07923764
Phase transition for extremes of a family of stationary multiple-stable processes. (English. French summary) Zbl 07923692
Hydrodynamic behavior of long-range symmetric exclusion with a slow barrier: diffusive regime. (English. French summary) Zbl 07923673
Böttcher-Wenzel inequality for weighted Frobenius norms and its application to quantum physics. (English) Zbl 07922220
On the closedness of the range of (fractional) powers of certain classes of possibly unbounded operators. (English) Zbl 07922135
A note on the essential numerical range of block diagonal operators. (English) Zbl 07920503
MSC:
47A12
Fejér-Riesz factorization in the QRC-subalgebra and circularity of the quaternionic numerical range. (English) Zbl 07919751
Euclidean operator radius inequalities of \(d\)-tuple operators and operator matrices. (English) Zbl 07918473
Upper bounds for the spectral radius of matrices having the Perron-Frobenius property. (English) Zbl 07917595
Real Schur norms and Hadamard matrices. (English) Zbl 07916008
Reviewer: Ludovick Bouthat (Québec)
On approximate \(A\)-seminorm and \(A\)-anumerical radius orthogonality of operators. (English) Zbl 07915663
Introduction to Hilbert spaces. (Introduction aux espaces de Hilbert.) (French) Zbl 07915615
Mathématiques en Devenir 133. Paris: Calvage et Mounet (ISBN 978-2-493230-22-5/pbk). 691 p. (2024).
Numerical radii of operator matrices in terms of certain complex combinations of operators. (English) Zbl 07912311
A Pythagorean theorem for partitioned matrices. (English) Zbl 07910765
Reviewer: Tin Yau Tam (Reno)
On Cauchy-Schwarz type inequalities and applications to numerical radius inequalities. (English) Zbl 07906436
Weighted numerical range and weighted numerical radius for even-order tensor via Einstein product. (English) Zbl 07905938
Generalized range of slow random walks on trees. (English. French summary) Zbl 07904839
A \(p\)th-order random coefficients mixed binomial autoregressive process with explanatory variables. (English) Zbl 07904630
MSC:
62-08
Adaptive neural sliding mode control of an uncertain permanent magnet linear motor system with unknown input backlash in laser processing. (English) Zbl 07903552
Enhanced Young-type inequalities utilizing Kantorovich approach for semidefinite matrices. (English) Zbl 07903505
A variation of stable range one. (English) Zbl 07903239
Reviewer: Peter Danchev (Sofia)
MSC:
16U99
Singular value inequalities for submultiplicative and subadditive functions of matrices. (English) Zbl 07903114
On the tensor spectral \(\mathbf{p}\)-norm and its higher order power method. (English) Zbl 07901430
On semidefinite programming characterizations of the numerical radius and its dual norm. (English) Zbl 07900914
Joint sum-and-max limit for a class of long-range dependent processes with heavy tails. (English) Zbl 07900838
Arithmetic oscillations of the chemical distance in long-range percolation on \(\mathbb{Z}^d\). (English) Zbl 07900403
First passage percolation with long-range correlations and applications to random Schrödinger operators. (English) Zbl 07899435
Sharper bounds for the numerical radius of \({n}\times{n}\) operator matrices. (English) Zbl 07895599
On geometric circulant matrices with geometric sequence. (English) Zbl 07895550
Reviewer: Frédéric Morneau-Guérin (Québec)
Condensation of the invariant measures of the supercritical zero range processes. (English) Zbl 07893939
On spectral and scattering theory for one-body quantum systems in crossed constant electric and magnetic fields. (English) Zbl 1542.81455
New upper bounds for the inverse of \(H\)-matrices including \(S\)-SDD matrices and linear complementarity problems. (English) Zbl 07892698
Restricted orbits of closed range operators and equivalences between frames for subspaces. (English) Zbl 07887998
Similarities between the numerical range of an operator and of certain generalized inverses. (English) Zbl 07884759
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