Results 21 to 30 of about 795,089 (287)

The faithfulness question for the Burau representation [PDF]

open access: yesProceedings of the American Mathematical Society, 1993
We consider the Burau and Gassner representations of the braid groups B n
openaire   +1 more source

Abelian varieties with isogenous reductions

open access: yesComptes Rendus. Mathématique, 2021
Let $A_1$ and $A_2$ be abelian varieties over a number field $K$. We prove that if there exists a non-trivial morphism of abelian varieties between reductions of $A_1$ and $A_2$ at a sufficiently high percentage of primes, then there exists a non-trivial
Khare, Chandrashekhar B.   +1 more
doaj   +1 more source

The representation type of local algebras [PDF]

open access: yes, 1975
Ringel CM. The representation type of local algebras. In: Dlab V, Gabriel P, eds. Representations of Algebras. Proceedings of the International Conference Ottawa 1974. Lecture Notes in Mathematics. Vol 488.
Dlab, Vlastimil   +2 more
core   +1 more source

On cospectrality of gain graphs

open access: yesSpecial Matrices, 2022
We define GG-cospectrality of two GG-gain graphs (Γ,ψ)\left(\Gamma ,\psi ) and (Γ′,ψ′)\left(\Gamma ^{\prime} ,\psi ^{\prime} ), proving that it is a switching isomorphism invariant.
Cavaleri Matteo, Donno Alfredo
doaj   +1 more source

Class 9 4x4 Faithful Representations of S4 over GF(2) [PDF]

open access: yes, 2013
There are 9 conjugacy classes of faithful representations of S4 in the general linear group of 4x4 matrices over GF(2).
Maurer, Peter M.
core   +1 more source

Delaunay Component Analysis for Evaluation of Data Representations

open access: yes, 2022
Advanced representation learning techniques require reliable and general evaluation methods. Recently, several algorithms based on the common idea of geometric and topological analysis of a manifold approximated from the learned data representations have
Poklukar, Petra   +4 more
core   +2 more sources

On irreducible projective representations of finite groups [PDF]

open access: yesSurveys in Mathematics and its Applications, 2009
The paper is a survey type article inwhich we present some results on irreducible projective representations offinite groups. Section 2 includes Curtis and Reiner's theorem inwhich is proved that a finite group has at most a finite number ofinequivalent ...
Tania-Luminiţa Costache
doaj  

Unified Transformer Multi-Task Learning for Intent Classification With Entity Recognition

open access: yesIEEE Access, 2021
Intent classification (IC) and Named Entity Recognition (NER) are arguably the two main components needed to build a Natural Language Understanding (NLU) engine, which is a main component of conversational agents.
Alberto Benayas   +4 more
doaj   +1 more source

MixNet: Mix different networks for learning 3D implicit representations

open access: yesGraphical Models, 2023
We introduce a neural network, MixNet, for learning implicit representations of 3D subtle models with large smooth areas and exact shape details in the form of interpolation of two different implicit functions.
Bowen Lyu, Li-Yong Shen, Chun-Ming Yuan
doaj   +1 more source

On representations of Lie algebras of a generalized Tavis-Cummings model

open access: yesJournal of Applied Mathematics, 2003
Consider the Lie algebras Lr,t s:[K1,K2]=sK3, [K3,K1]=rK1, [K3,K2]=−rK2, [K3,K4]=0, [K4,K1]=−tK1, and [K4,K2]=tK2, subject to the physical conditions, K3 and K4 are real diagonal operators representing energy, K2=K1†, and the Hamiltonian H=ω1K3+(ω1+ω2)K4+
L. A. M. Hanna
doaj   +1 more source

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