Results 21 to 30 of about 16,878 (163)

Polish topologies on endomorphism monoids of relational structures [PDF]

open access: yesAdvances in Mathematics, 2022
In this paper we present general techniques for characterising minimal and maximal semigroup topologies on the endomorphism monoid $\operatorname{End}(\mathbb{A})$ of a countable relational structure $\mathbb{A}$.
L. Elliott   +4 more
semanticscholar   +1 more source

Computing endomorphism rings of supersingular elliptic curves and connections to path-finding in isogeny graphs [PDF]

open access: yesThe Open Book Series, 2020
Computing endomorphism rings of supersingular elliptic curves is an important problem in computational number theory, and it is also closely connected to the security of some of the recently proposed isogeny-based cryptosystems.
Kirsten Eisentraeger   +4 more
semanticscholar   +1 more source

Path isomorphisms between quiver Hecke and diagrammatic Bott–Samelson endomorphism algebras [PDF]

open access: yesAdvances in Mathematics, 2020
We construct an explicit isomorphism between (truncations of) quiver Hecke algebras and Elias-Williamson's diagrammatic endomorphism algebras of Bott-Samelson bimodules.
C. Bowman, A. Cox, A. Hazi
semanticscholar   +1 more source

Analysis of endomorphisms [PDF]

open access: yesJournal of Physics: Conference Series, 2012
In this expository article, we discuss the recent progress in the study of endomorphisms and automorphisms of the Cuntz algebras and, more generally graph C* -algebras (or Cuntz-Krieger algebras). In particular, we discuss the definition and properties of both the full and the restricted Weyl group of such an algebra.
CONTI, ROBERTO   +2 more
openaire   +3 more sources

Descending endomorphism graphs of groups [PDF]

open access: yes, 2023
We define a new type of graph of a group with reference to the descending endomorphisms of the group. A descending endomorphism of a group is an endomorphism that induces a corresponding endomorphism in every homomorphic image of the group. We define the
Madhusudanan, Vinay   +5 more
core   +1 more source

Rigorous computation of the endomorphism ring of a Jacobian [PDF]

open access: yesMathematics of Computation, 2017
We describe several improvements to algorithms for the rigorous computation of the endomorphism ring of the Jacobian of a curve defined over a number field.
Edgar Costa   +3 more
semanticscholar   +1 more source

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

Strong endomorphism kernel property for monounary algebras [PDF]

open access: yes, 2017
summary:All monounary algebras which have strong endomorphism kernel property are ...
Halušková, Emília   +1 more
core   +1 more source

On the finiteness of the derived equivalence classes of some stable endomorphism rings [PDF]

open access: yesMathematische Zeitschrift, 2018
We prove that the stable endomorphism rings of rigid objects in a suitable Frobenius category have only finitely many basic algebras in their derived equivalence class and that these are precisely the stable endomorphism rings of objects obtained by ...
Jenny August
semanticscholar   +1 more source

On Stability of Endomorphisms [PDF]

open access: yesProceedings of the American Mathematical Society, 1988
In this note we prove a generalization of R. Mañé’s theorem. R. Mañé proved that C r
openaire   +1 more source

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