Results 31 to 40 of about 6,477 (139)

On Generalized Semiderivations of Prime Near Rings

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2015
Let N be a near ring. An additive mapping F:N→N is said to be a generalized semiderivation on N if there exists a semiderivation d:N→N associated with a function g:N→N such that F(xy)=F(x)y+g(x)d(y)=d(x)g(y)+xF(y) and F(g(x))=g(F(x)) for all x,y∈N.
Abdelkarim Boua   +3 more
doaj   +1 more source

Clifford algebras from quotient ring spectra [PDF]

open access: yes, 2011
We give natural descriptions of the homology and cohomology algebras of regular quotient ring spectra of even E-infinity ring spectra. We show that the homology is a Clifford algebra with respect to a certain bilinear form naturally associated to the ...
Jeanneret, Alain, Wuethrich, Samuel
core   +2 more sources

Ax-Schanuel condition in arbitrary characteristic [PDF]

open access: yes, 2017
We prove a positive characteristic version of Ax's theorem on the intersection of an algebraic subvariety and an analytic subgroup of an algebraic group.
Kowalski, Piotr
core   +1 more source

Generalized Derivations and Generalization of Co-commuting Maps in Prime Rings [PDF]

open access: yesTaiwanese Journal of Mathematics, 2021
In the paper under review the authors study a functional identity involving three non-zero generalized derivations on a prime ring. More precisely, let \(R\) be a prime ring of characteristic different from \(2\), \(U\) its Utumi quotient ring, \(C\) its extended centroid, \(f(x_1,\ldots,x_n)\) a multilinear polynomial over \(C\), which is not central ...
Dhara, Basudeb   +3 more
openaire   +2 more sources

On Prime Rings with Derivations

open access: yesAxioms
This paper identifies all derivations associated with two well-known non-commutative prime rings and provides some remarks on one of these derivations, called the prime derivation.
Khalid H. Al-Shaalan
doaj   +1 more source

Ore and Goldie theorems for skew PBW extensions [PDF]

open access: yes, 2013
Many rings and algebras arising in quantum mechanics can be interpreted as skew PBW (Poincar\'e-Birkhoff-Witt) extensions. Indeed, Weyl algebras, enveloping algebras of finite-dimensional Lie algebras (and its quantization), Artamonov quantum polynomials,
Acosta, Juan Pablo   +4 more
core   +1 more source

Liftable derivations for generically separably algebraic morphisms of schemes

open access: yes, 2006
We consider dominant, generically algebraic, and tamely ramified (if the characteristic is positive) morphisms $\pi: X/S \to Y/S$, where Y,S are Noetherian and integral and X is a Krull scheme (e.g.
Källström, Rolf
core   +4 more sources

On $*$-commuting mappings and derivations in rings with involution

open access: yesTURKISH JOURNAL OF MATHEMATICS, 2016
Summary: Let \(R\) be a ring with involution \(*\). A mapping \(f:R\rightarrow R\) is said to be \(*\)-commuting on \(R\) if \([f(x),x^*]=0\) holds for all \(x\in R\). The purpose of this paper is to describe the structure of a pair of additive mappings that are \(*\)-commuting on a semiprime ring with involution.
Dar, Nadeem Ahmad, Ali, Shakir
openaire   +1 more source

Simplicity of Ore monoid rings

open access: yes, 2019
Given a non-associative unital ring $R$, a monoid $G$ and a set $\pi$ of additive maps $R \rightarrow R$, we introduce the Ore monoid ring $R[\pi ; G]$, and, in a special case, the differential monoid ring.
Nystedt, Patrik   +2 more
core   +1 more source

A Perspective on Interactive Theorem Provers in Physics

open access: yesAdvanced Science, EarlyView.
Into an interactive theorem provers (ITPs), one can write mathematical definitions, theorems and proofs, and the correctness of those results is automatically checked. This perspective goes over the best usage of ITPs within physics and motivates the open‐source community run project PhysLean, the aim of which is to be a library for digitalized physics
Joseph Tooby‐Smith
wiley   +1 more source

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