Listar Artículos (Geometría y Topología) por fecha de publicación
Mostrando ítems 41-60 de 198
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Links among characteristically nilpotent, c-graded and derived filiform lie algebras
(2005)The aim of this paper is to study the interconnectivity among Lie algebras that are characteristically nilpotent, derived ...
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Isorings and related isostructures
(Zanichetti, 2005)Lo scopo principale di questo articolo è dare una fondazione matematica, seria e costante a delle parti dell’isoteoria di ...
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The Gauss-Landau-Hall problem on Riemannian surfaces
(AIP Publishing, 2005)We introduce the notion of Gauss-Landau-Hall magnetic field on a Riemannian surface. The corresponding Landau-Hall problem ...
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Minimal slant submanifolds of the smallest dimension in S-manifolds
(European Mathematical Society, 2005)We study slant submanifolds of S-manifolds with the smallest dimension, specially minimal submanifolds and establish some ...
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Extension of Santilli's isotopies to non-injective isoalgebras
(Kyungnam University Press, 2005)Santilli's isotopies constitute a new branch of mathematics characterized by axiom-preserving isotopic lifting of units, ...
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Nullification functors and the homotopy type of the classifying space for proper bundles
(Mathematical Sciences Publishers, 2005-09)Let G be a discrete group for which the classifying space for proper G-actions is finite-dimensional. We find a space W ...
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¿Ganará alguna vez algún número, por ejemplo, el ocho, el Premio Pinocho?
(Sociedad Andaluza de Educación Matemática Thales, 2006) -
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A particular case of extended isotopisms: Santilli's isotopisms
(Hadronic Press, 2006)Due to a mathematical necessity, it has been proved that it is convenient to give a new interpretation of the multiplicity ...
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On the functoriality of cohomology of categories
(Elsevier, 2006-03)In this paper we show that the Baues-Wirsching complex used to define cohomology of categories is a 2-functor from a certain ...
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Simply connected lie subgroups of the unipotent Lie group of order 4
(Soochow University, Department of Mathematics, 2006-04)In this paper we obtain simply connected Lie subgroups (up to isomorphism) of the Lie group G4 of upper triangular matrices ...
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A constructive method to determine the variety of filiform Lie algebras
(Institute of Mathematics, Czech Academy of Sciences, 2006-12)In this paper we use cohomology of Lie algebras to study the variety of laws associated with filiform Lie algebras of a ...
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Sophus Lie: un matemático visionario
(2007)A diferencia de una mera exposici´on de datos puramente biogr´aficos, este art´ıculo pretende dar a conocer a cualquier ...
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New relationships involving the mean curvature of slant submanifolds in S-space-forms
(Korean Mathematical Society, 2007)Relationships between the Ricci curvature and the squared mean curvature and between the shape operator associated with ...
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Massless particles in three-dimensional Lorentzian warped products
(AIP Publishing, 2007-01)The model of a massless relativistic particle with curvature-dependent Lagrangian is well known in (d+1)-dimensional ...
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Amalgamated products and properly 3-realizable groups
(Elsevier, 2007-01)In this paper, we show that the class of all properly 3-realizable groups is closed under amalgamated free products (and ...
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La banda de Möbius: un camino que te llevará de cabeza
(Federacion Española de Sociedades de Profesores de Matemáticas, 2007-02)Este artículo se ha escrito con el objetivo de mostrar la superficie geométrica denominada banda de Möbius como herramienta ...
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Un divertido juego inventado por un matemático infeliz
(Sociedad Canaria Isaac Newton de Profesores de Matemáticas, 2007-03)En este artículo se presenta la posibilidad de introducir algunos temas de Matemáticas de Secundaria o Bachillerato, como ...
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Nullification and cellularization of classifying spaces of finite groups
(American Mathematical Society, 2007-04)In this note we discuss the effect of the BZ/p-nullification PBZ/p and the BZ/p-cellularization CWBZ/p over classifying ...
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¿Conocía Sherlock Holmes la teoría de grafos?
(Federación Iberoamericana de Educación Matemática, 2007-06)En este artículo se muestran las ventajas que ofrece la Teoría de Grafos a la hora de resolver determinados problemas ...
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B.-Y. Chen's inequality for submanifolds of generalized space forms
(Indian National Science Academy, 2007-06)In this article, we investigate sharp inequalities involving δ-invariants for submanifolds in both generalized complex space forms and generalized Sasakian space forms, with arbitrary codimension.