Results 21 to 30 of about 4,899 (213)

Enumeration of m-endomorphisms [PDF]

open access: yesInvolve, a Journal of Mathematics, 2016
To appear in Involve: A Journal of ...
Rubin, Louis, Rushton, Brian
openaire   +3 more sources

On Representation Theorem for Algebras with Three Commuting Involutions [PDF]

open access: yesAl-Rafidain Journal of Computer Sciences and Mathematics, 2009
Algebras with three commuting involutions are represented as commutants of one-generated ¯ – £ – ™ subalgebras of algebras of vector-space endomorphisms where  ¯ – £ and ™ are involutions of a prefixed type.
Amir Mohammed   +2 more
doaj   +1 more source

ENDOMORPHISMS OF EXOTIC MODELS [PDF]

open access: yesGlasgow Mathematical Journal, 2018
AbstractWe calculate the endomorphism dga of Franke's exotic algebraic model for the K-local stable homotopy category at odd primes. We unravel its original abstract structure to give explicit generators, differentials and products.
Ellis, Eugenia   +3 more
openaire   +2 more sources

Rings whose additive endomorphisms are ring endomorphisms [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1990
A ring R is said to be an AE-ring if every additive endomorphism is a ring endomorphism. In this paper further steps are made toward solving Sullivan's Problem of characterising these rings. The classification of AE-rings with. R3 ≠ 0 is completed. Complete characterisations are given for AE-rings which are either: (i) subdirectly irreducible, (ii ...
Birkenmeier, Gary, Heatherly, Henry
openaire   +2 more sources

The join of split graphs whose completely regular endomorphisms form a monoid

open access: yesOpen Mathematics, 2017
In this paper, completely regular endomorphisms of the join of split graphs are investigated. We give conditions under which all completely regular endomorphisms of the join of two split graphs form a monoid.
Hou Hailong, Song Yanhua, Gu Rui
doaj   +1 more source

About uniform distribution of four-dimensional torus

open access: yesLietuvos Matematikos Rinkinys, 2002
Results on the uniform distribution of ergodic endomorphisms on the four-dimensional torus are obtained. They extend previous results [1] for the case when the characteristic polynomial of matrix V may be reducible.
Birutė Kryžienė   +1 more
doaj   +3 more sources

Infinitesimally stable endomorphisms [PDF]

open access: yesTransactions of the American Mathematical Society, 1994
For diffeomorphisms infinitesimal stability is well-known to be an open property that is equivalent to structural stability. The author uses an idea of K. Odani to show that for endomorphisms this property is not open. It is shown also that if an endomorphism \(f\) belongs to the interior of the set of infinitesimally stable ones, then \(f\) is ...
openaire   +2 more sources

Rings whose additive endomorphisms are ring endomorphisms [PDF]

open access: yesBulletin of the Australian Mathematical Society, 1992
A ring R is said to be an AE-ring if every endomorphism of its additive group R+ is a ring endomorphism. Clearly, the zero ring on any abelian group is an AE-ring. In a recent article, Birkenmeier and Heatherly characterised the so-called standard AE-lings, that is, the non-trivial AE-rings whose maximal 2-subgroup is a direct summand.
Dugas, Manfred   +2 more
openaire   +1 more source

A characterization of singular endomorphisms of a barrelled Pták space

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1982
The concept of topological divisor of zero has been extended to endomorphisms of a locally convex topological vector space (LCTVS). A characterization of singular endomorphisms, similar to that of Yood [1], is obtained for endomorphisms of a barrelled ...
Damir Franekić
doaj   +1 more source

Topologically mixing extensions of endomorphisms on Polish groups

open access: yesApplied General Topology, 2022
In this paper we study the dynamics of continuous endomorphisms on Polish groups. We offer necessary and sufficient conditions for a continuous endomorphism on a Polish group to be weakly mixing.
John Burke, Leonardo Pinheiro
doaj   +1 more source

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