Listar Algebra por título
Mostrando ítems 105-124 de 305
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Artículo
Fast algorithmic Nielsen-Thurston classification of four-strand braids
(World Scientific Publishing, 2012-04)We give an algorithm which decides the Nielsen-Thurston type of a given four-strand braid. The complexity of our algorithm ...
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Artículo
Fast Nielsen-Thurston classification of braids
(Mathematical Sciences Publishers, 2014)We prove the existence of an algorithm that solves the reducibility problem in braid groups and runs in quadratic time with respect to the braid length for any fixed braid index.
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Artículo
Finite monodromy of some families of exponential sums
(Elsevier, 2019-04)Given a prime p and an integer d > 1, we give a numerical criterion to decide whether the ℓ-adic sheaf associated to the ...
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Artículo
Fonctions zêta ℓ-modulaires
(Duke University Press, 2012)Soient F un corps commutatif localement compact non archimédien, de caractéristique résiduelle notée p, et D une F-algèbre ...
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Artículo
Formal groups, supersingular abelian varieties and tame ramification
(Elsevier, 2011-05-15)Let us consider an abelian variety defined over Qℓ with good supersingular reduction. In this paper we give explicit ...
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Artículo
Free divisors and duality for D-modules
(Pleiades, 2002)The relationship between D-modules and free divisors has been studied in a general setting by L. Narváez and F.J. Calderón. ...
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Capítulo de Libro
Galois representations and Galois groups over Q
(Springer, 2015)In this paper we generalize results of P. Le Duff to genus n hyperelliptic curves. More precisely, let C/Q be a hyperelliptic ...
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Artículo
Galois Theory, discriminants and torsion subgroups of elliptic curves
(Elsevier, 2010-08)We find a tight relationship between the torsion subgroup and the image of the mod 2 Galois representation associated to ...
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Ponencia
Generating partial Hadamard matrices as solutions to a Constraint Satisfaction Problem characterizing cliques
(2017-07)A procedure is described looking for partial Hadamard matrices, as cliques of a particular subgraph Gt of Ito’s Hadamard ...
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Artículo
Generating random braids
(Elsevier, 2013-01)We present an algorithm to generate positive braids of a given length as words in Artin generators with a uniform probability. ...
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Artículo
Geometric approaches to braid groups and mapping class groups
(Cellule Mathdoc, 2015)These are Lecture Notes of a course given by the author at the School Winter Braids, held at the Université de Pau et des ...
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Artículo
Geometric embeddings of braid groups do not merge conjugacy classes
(Sociedad Matemática Mexicana, 2014-10)An embedding of the m-times punctured disc into the n-times punctured disc, for n > m, yields an embedding of the braid ...
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Capítulo de Libro
La Geometría Algebraica: punto de encuentro de las Matemáticas
(Real Academia Sevillana de Ciencias, 2005) -
Artículo
Gevrey and formal Nilsson solutions of A-hypergeometric systems
(Elsevier, 2020-02-10)We prove that the space of Gevrey solutions of an A–hypergeometric system along a coordinate subspace is contained in a ...
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Artículo
Gevrey expansions of hypergeometric integrals I
(Oxford University Press, 2015)We study integral representations of the Gevrey series solutions of irregular hypergeometric systems. In this paper we ...
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Artículo
Gevrey Expansions of Hypergeometric Integrals II
(Oxford University Press, 2019-12-01)We study integral representations of the Gevrey series solutions of irregular hypergeometric systems under certain ...
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Artículo
Gevrey solutions of irregular hypergeometric systems in two variables
(Elsevier, 2011-08-01)We describe the Gevrey series solutions at singular points of the irregular hypergeometric system (GKZ system) associated ...
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Artículo
Gevrey solutions of the irregular hypergeometric system associated with an affine monomial curve
(American Mathematical Society, 2011)We describe the Gevrey series solutions at singular points of the irregular hypergeometric system (GKZ system) associated ...
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Artículo
Godement resolutions and sheaf homotopy theory
(Springer, 2015-09)The Godement cosimplicial resolution is available for a wide range of categories of sheaves. In this paper we investigate ...
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Artículo
Grothendieck bialgebras, Partition lattices, and symmetric functions in noncommutative variables
(American Mathematical Society, 2006)We show that the Grothendieck bialgebra of the semi-tower of partition lattice algebras is isomorphic to the graded dual ...