Results 1 to 10 of about 2,228 (208)

Black Box Galois representations [PDF]

open access: yesJournal of Algebra, 2018
40 pages, 3 figures.
Alejandro Argáez-García, J E Cremona
exaly   +5 more sources

LIFTING TORSION GALOIS REPRESENTATIONS [PDF]

open access: yesForum of Mathematics, Sigma, 2015
Let $p\geqslant 5$ be a prime, and let ${\mathcal{O}}$ be the ring of integers of a finite extension $K$ of $\mathbb{Q}_{p}$ with uniformizer ${\it\pi}$. Let ${\it\rho}_{n}:G_{\mathbb{Q}}\rightarrow \mathit{GL}_{2}\left({\mathcal{O}}/({\it\pi}^{n})\right)
CHANDRASHEKHAR KHARE, RAVI RAMAKRISHNA
doaj   +4 more sources

Deforming semistable Galois representations. [PDF]

open access: yesProc Natl Acad Sci U S A, 1997
Let V be a p -adic representation of Gal (Q̄/Q). One of the ideas of Wiles’s proof of FLT is that, if V is the representation associated to a suitable autromorphic form (a modular form in his case) and if V ′ is another
Fontaine JM.
europepmc   +5 more sources

Cohomology of moduli spaces via a result of Chenevier and Lannes [PDF]

open access: yesÉpijournal de Géométrie Algébrique, 2023
We use a classification result of Chenevier and Lannes for algebraic automorphic representations together with a conjectural correspondence with $\ell$-adic absolute Galois representations to determine the Euler characteristics (with values in the ...
Jonas Bergström, Carel Faber
doaj   +1 more source

Seven Small Simple Groups Not Previously Known to Be Galois Over Q

open access: yesMathematics, 2022
In this note we realize seven small simple groups as Galois groups over Q. The technique that we employ is the determination of the images of Galois representations attached to modular and automorphic forms, relying in two cases on recent results of ...
Luis Dieulefait   +2 more
doaj   +1 more source

Corrigendum: Abelian n-division fields of elliptic curves and Brauer groups of product Kummer & abelian surfaces

open access: yesForum of Mathematics, Sigma, 2020
There is an error in the statement and proof of [VAV17, Proposition 5.1] that affects the statements of [VAV17, Corollaries 5.2 and 5.3]. In this note, we correct the statement of [VAV17, Proposition 5.1] and explain how to rectify subsequent statements.
Anthony Várilly-Alvarado, Bianca Viray
doaj   +1 more source

Automorphy lifting with adequate image

open access: yesForum of Mathematics, Sigma, 2023
Let F be a CM number field. We generalise existing automorphy lifting theorems for regular residually irreducible p-adic Galois representations over F by relaxing the big image assumption on the residual representation.
Konstantin Miagkov, Jack A. Thorne
doaj   +1 more source

Galois Representations and Galois Groups Over ℚ [PDF]

open access: yes, 2015
Minor changes. 13 pages. This paper contains results of the collaboration started at the conference Women in numbers - Europe, (October 2013), by the working group "Galois representations and Galois groups over Q"
Arias de Reyna Domínguez, Sara   +9 more
openaire   +10 more sources

EULER SYSTEMS FOR HILBERT MODULAR SURFACES

open access: yesForum of Mathematics, Sigma, 2018
We construct an Euler system—a compatible family of global cohomology classes—for the Galois representations appearing in the geometry of Hilbert modular surfaces.
ANTONIO LEI   +2 more
doaj   +1 more source

Modularity of Galois representations [PDF]

open access: yesJournal de théorie des nombres de Bordeaux, 2003
This paper is essentially the text of the author’s lecture at the 2001 Journées Arithmétiques. It addresses the problem of identifying in Galois-theoretic terms those two-dimensional, p -adic Galois representations associated to holomorphic Hilbert ...
openaire   +2 more sources

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