Listar Artículos (Álgebra) por fecha de publicación
Mostrando ítems 101-120 de 260
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Equimultiple locus of embedded algebroid surfaces and blowing-up in arbitrary characteristic
(Chinese Academy of Sciences, 2009-12)This paper extends previous results of the authors, concerning the behaviour of the equimultiple locus of algebroid surfaces under blowing–up, to arbitrary characteristic.
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Reduced Kronecker coefficients and counter-examples to Mulmuley's strong saturation conjecture SH
(Springer, 2009-12)We provide counter–examples to Mulmuley’s strong saturation conjecture (strong SH) for the Kronecker coefficients. This ...
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The computation of the logarithmic cohomology for plane curves
(Elsevier, 2009-12-01)We will give algorithms of computing bases of logarithmic cohomology groups for square-free polynomials in two variables.
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Entrevista a Isabel Fernández, conferenciante invitada al ICM 2010
(Real Sociedad Matematica Española, 2010)Isabel Fernández, de la Universidad de Sevilla, es conferenciante invitada junto con Pablo Mira (Universidad Politécnica ...
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Le théorème du symbole total d’un opérateur différentiel p-adique
(Consejo Superior de Investigaciones Científicas, 2010)Let X † be a smooth †-scheme (in the sense of Meredith) over a complete discrete valuation ring (V,m) of unequal ...
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Irregular hypergeometric D-modules
(Elsevier, 2010-02-06)We study the irregularity of hypergeometric D-modules MA(β) via the explicit construction of Gevrey series solutions along ...
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The cyclic sliding operation in Garside groups
(Springer, 2010-05)We present a new operation to be performed on elements in a Garside group, called cyclic sliding, which is introduced to ...
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Solving the conjugacy problem in Garside groups by cyclic sliding
(Elsevier, 2010-06)We present a solution to the conjugacy decision problem and the conjugacy search problem in Garside groups, which is ...
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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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On the ubiquity of trivial torsion on elliptic curves
(Springer, 2010-08)The purpose of this paper is to give a down-to-earth proof of the well–known fact that a randomly chosen elliptic curve over the rationals is most likely to have trivial torsion.
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Irregular hypergeometric D-modules
(E, 2010-08-01)We study the irregularity of hypergeometric D-modules MA(β) via the explicit construction of Gevrey series solutions along ...
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The algebra of secondary homotopy operations in ring spectra
(London Mathematical Society, 2011)The primary algebraic model of a ring spectrum R is the ring π∗R of homotopy groups. We introduce the secondary model π∗,∗R ...
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Tame Galois realizations of GSp4 (Fℓ) over Q
(Oxford University Press, 2011)In this paper we obtain realizations of the 4-dimensional general symplectic group over a prime field of characteristic ...
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Computing localizations iteratively
(Cornell University, 2011)Let R = C[x] be a polynomial ring with complex coefficients and DX = Chx, ∂i be the Weyl algebra. Describing the ...
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Basic results on braid groups
(Université Blaise Pascal, 2011)These are Lecture Notes of a course given by the author at the French-Spanish School Tresses in Pau, held in Pau (France) ...
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Restriction of hypergeometric D-modules with respect to coordinate subspaces
(American Mathematical Society, 2011)We compute the restriction of an A-hypergeometric D-module with respect to a coordinate subspace under certain genericity conditions on the parameter.
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Reducible braids and Garside theory
(Geometry & Topology Publications, 2011)We show that reducible braids which are, in a Garside-theoretical sense, as simple as possible within their conjugacy ...
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On reduction curves and Garside properties of braids
(American Mathematical Society, 2011)In this paper we study the reduction curves of a braid, and how they can be used to decompose the braid into simpler ones ...
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Homotopy theory of nonsymmetric operads
(Mathematical Sciences Publishers, 2011)We endow categories of nonsymmetric operads with natural model structures. We work with no restriction on our operads and ...
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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 ...