Results 111 to 120 of about 4,370 (257)

Weighted commutators in semi-abelian categories

open access: yes, 2014
We introduce new notions of “weighted centrality” and “weighted commutators” corresponding to each other in the same way as centrality of congruences and commutators do in the Smith commutator ...
Janelidze, George   +5 more
core   +1 more source

Vagus Nerve Stimulation Paired With Tones Alters the Auditory Cortex Proteome in a Rat Model of Rett Syndrome

open access: yesDevelopmental Neurobiology, Volume 86, Issue 3, July 2026.
ABSTRACT Rett syndrome is a neurodevelopmental disorder caused by an X‐linked mutation of the MeCP2 gene. Individuals with Rett syndrome, as well as rodent models of this disorder, demonstrate abnormal cortical responses to sound, which impair auditory discrimination ability.
Isabella K. Myers   +6 more
wiley   +1 more source

Explicit Baker–Campbell–Hausdorff Expansions

open access: yesMathematics, 2018
The Baker–Campbell–Hausdorff (BCH) expansion is a general purpose tool of use in many branches of mathematics and theoretical physics. Only in some special cases can the expansion be evaluated in closed form.
Alexander Van-Brunt, Matt Visser
doaj   +1 more source

Two-Weight Inequalities for Commutators

open access: yes, 2016
In this talk we discuss commutators with Calderon-Zygmund operators in the two-weight setting. In particular, we extend a one-dimensional result of S. Bloom for the Hilbert transform to n-dimensional Calderon-Zygmund operators, and discuss some natural ...
Holmes, Irina
core  

On the Lang–Trotter conjecture for Siegel modular forms

open access: yesMathematika, Volume 72, Issue 3, July 2026.
Abstract Let f$f$ be a genus‐two cuspidal Siegel eigenform. We prove an adelic open image theorem for the compatible system of Galois representations associated with f$f$, generalizing the results of Ribet and Momose for elliptic modular forms. Using this result, we investigate the distribution of the Hecke eigenvalues ap$a_p$ of f$f$, and obtain upper
Arvind Kumar, Moni Kumari, Ariel Weiss
wiley   +1 more source

Weighted norm inequalities for multilinear Calderón-Zygmund operators in generalized Morrey spaces

open access: yesJournal of Inequalities and Applications, 2017
In this paper, the authors study the boundedness of multilinear Calderón-Zygmund singular integral operators and their commutators in generalized Morrey spaces.
Panwang Wang, Zongguang Liu
doaj   +1 more source

Seniority‐Zero Quadratic Canonical Transformation Theory

open access: yesInternational Journal of Quantum Chemistry, Volume 126, Issue 12, June 15, 2026.
We construct a unitary transformation of electronic Hamiltonians using quadratic canonical transformation theory, choosing the transformation to minimize the non‐seniority‐zero elements of the transformed Hamiltonian. This allows us to add dynamic correlation to the static correlation inherent in orbital‐optimized doubly‐occupied (seniority‐zero ...
Daniel F. Calero‐Osorio, Paul W. Ayers
wiley   +1 more source

Commutators Involving Matrix Functions

open access: yes, 2018
Some results are obtained for matrix commutators involving matrix exponentials $\left(\left[e^{A},B\right],\left[e^{A},e^{B}\right]\right)$ and their ...
KAN, Osman, Solak, Süleyman
core   +1 more source

COMMUTANTS AND DOUBLE COMMUTANTS OF REFLEXIVE ALGEBRAS

open access: yesKyushu Journal of Mathematics, 1996
The author studies the commutant and the double commutant of the algebra \(\text{alg }{\mathcal L}\) of all bounded operators on a Banach space \(X\) leaving invariant each member of a lattice \({\mathcal L}\) of subspaces of \(X\). For example, he proves that when \({\mathcal L}\) is the pentagon subspace lattice, then the only operators commuting ...
openaire   +3 more sources

Multi‐Mode Deep Strong Coupling in a Multi Quantum Well Fabry–Perot Cavity

open access: yesAdvanced Optical Materials, Volume 14, Issue 21, 5 June 2026.
Multi‐mode deep‐strong coupling is demonstrated in a 166‐well heterostructure that acts as a Fabry–Perot cavity. Even cavity modes couple strongly to the cyclotron resonance, producing large vacuum Rabi splittings and a rich polaritonic spectrum captured by a full Hopfield model.
Lucy Hale   +6 more
wiley   +1 more source

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