Results 51 to 60 of about 30,021 (207)

Splitting automorphisms of prime power orders of free Burnside groups

open access: yes, 2014
We prove that if the order of a splitting automorphism of free Burnside group~$B(m,n)$ of odd period~$n\ge1003$ is a prime power, then the automorphism is inner.
Atabekyan, Varujan S.
core   +1 more source

Locally inner automorphisms of CC-groups

open access: yesJournal of Algebra, 1991
An automorphism \(\phi\) of a group \(G\) is called locally inner if for each finite set \(\{x_ 1,\ldots,x_ n\}\) of elements of \(G\) there exists an element \(g\) of \(G\) such that \(x^ \phi_ i=x^ g_ i\) for each \(i=1,\ldots,n\). The locally inner automorphisms of \(G\) form a subgroup \(Linn(G)\) of the automorphism group \(Aut(G)\) of \(G\).
Javier Otal   +2 more
openaire   +3 more sources

Dimer models and conformal structures

open access: yesCommunications on Pure and Applied Mathematics, EarlyView.
Abstract Dimer models have been the focus of intense research efforts over the last years. Our paper grew out of an effort to develop new methods to study minimizers or the asymptotic height functions of general dimer models and the geometry of their frozen boundaries.
Kari Astala   +3 more
wiley   +1 more source

Automorphisms of central extensions of type I von Neumann algebras

open access: yes, 2011
Given a von Neumann algebra $M$ we consider the central extension $E(M)$ of $M.$ For type I von Neumann algebras $E(M)$ coincides with the algebra $LS(M)$ of all locally measurable operators affiliated with $M.$ In this case we show that an arbitrary ...
Albeverio, S.   +3 more
core   +1 more source

Pointwise Inner Automorphisms of Injective Factors

open access: yesJournal of Functional Analysis, 1994
The authors show that for the injective factor of type \(\text{III}_ 1\) with separable predual, an automorphism is pointwise inner if and only if it is the composition of an inner and a modular automorphism.
E. Stormer, Uffe Haagerup
openaire   +3 more sources

General Gate Teleportation and the Inner Structure of Its Clifford Hierarchies

open access: yesMathematical Methods in the Applied Sciences, EarlyView.
ABSTRACT The quantum gate teleportation mechanism allows for the fault‐tolerant implementation of “Clifford hierarchies” of gates assuming, among other things, a fault‐tolerant implementation of the Pauli gates. We discuss how this method can be extended to assume the fault‐tolerant implementation of any orthogonal unitary basis of operators, in such a
Samuel González‐Castillo   +3 more
wiley   +1 more source

Generation by Conjugate Elements of Finite Almost Simple Groups With a Sporadic Socle

open access: yesИзвестия Иркутского государственного университета: Серия "Математика"
We study the minimum number of elements in the conjugacy class of an automorphism of a sporadic simple group that generate a subgroup containing all inner automorphisms.
D. O. Revin, A. V. Zavarnitsine
doaj   +1 more source

Relational Bundle Geometric Formulation of Non‐Relativistic Quantum Mechanics

open access: yesFortschritte der Physik, EarlyView.
Abstract A bundle geometric formulation of non‐relativistic many‐particles Quantum Mechanics is presented. A wave function is seen to be a C$\mathbb {C}$‐valued cocyclic tensorial 0‐form on configuration space‐time seen as a principal bundle, while the Schrödinger equation flows from its covariant derivative, with the action functional supplying a ...
J. T. François, L. Ravera
wiley   +1 more source

Diagonal automorphisms of the $2$-adic ring $C^*$-algebra

open access: yes, 2017
The $2$-adic ring $C^*$-algebra $\mathcal{Q}_2$ naturally contains a copy of the Cuntz algebra $\mathcal{O}_2$ and, a fortiori, also of its diagonal subalgebra $\mathcal{D}_2$ with Cantor spectrum.
Aiello, Valeriano   +2 more
core   +1 more source

Is every product system concrete?

open access: yesTransactions of the London Mathematical Society, Volume 12, Issue 1, December 2025.
Abstract Is every product system of Hilbert spaces over a semigroup P$P$ concrete, that is, isomorphic to the product system of an E0$E_0$‐semigroup over P$P$? The answer is no if P$P$ is discrete, cancellative and does not embed in a group. However, we show that the answer is yes for a reasonable class of semigroups.
S. Sundar
wiley   +1 more source

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