Browsing Geometría y Topología by Issue Date
Now showing items 21-40 of 254
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PhD Thesis
Transversalidad en 2-complejos
(1996)"Si bien el problema de la Transversalidad ha sido ampliamente estudiado en la Teoría de Grafos, los 2-complejos de Euler ...
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Article
On the locally finite chain algebra of a proper homotopy type
(Belgian Mathematical Society, 1996)In the classical paper [A-H] Adams-Hilton constructed a free chain algebra which is an important algebraic model of a ...
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Article
On pseudo-Einstein hypersurfaces of ℋ2n+s
(Indian National Science Academy, 1996-05)In this paper, some properties of the geometry of pseudo-Einstein hypersurfaces of the S-manifold ℋ 2n+s are studied and a theorem concerning their principal curvatures is obtained.
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PhD Thesis
Clasificación de las álgebras de Lie filiformes complejas derivadas de otras álgebras
(1997)"El problema de la clasificación de las álgebras de Lie se reduce actualmente a la clasificación de las álgebras de Lie ...
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Article
On ξ-conformally flat contact metric manifolds
(Indian National Science Academy, 1997-06)In this paper, the notion of ξ-conformally flat on a contact metric structure is introduced and it is proved that any ...
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PhD Thesis
Subvariedades Slant en variedades de contacto
(1998-05-19)Las subvariedades slant constituyen un importante caso intermedio entre las subvariedades invariantes y anti-invariantes. ...
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Article
A contact version of B.-Y. Chen's inequality and its applications to slant immersions
(Kyungpook National University, 1999)We establish a version of B.-Y. Chen’s inequality for a submanifold of a Sasakianspace-form, tangent to the structure ...
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Article
Semi-slant submanifolds of a Sasakian manifold
(Springer, 1999-11)We define and study both bi-slant and semi-slant submanifolds of an almost contact metric manifold and, in particular, of ...
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Article
Willmore Tori in a wide family of conformal structures on odd dimensional spheres
(Rocky Mountain Mathematics Consortium, 2000)We obtain a variable reduction principle for the Willmore variational problem in an ample class of conformal structures ...
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Article
Structure on a slant submanifold of a contact manifold
(Indian National Science Academy, 2000-07)In this paper, we study the possibility of obtaining an induced contact metric structure on a slant submanifold of a contact metric manifold. We also give a characterization theorem for three-dimensional slant submanifolds.
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PhD Thesis
La sucesión de fibración homotópica de K-teorías asociada a la localización de categorías exactas
(2001)En la tesis que se presenta se extienden fundamentalmente algunos resultados y metodologías de mediados de los años 80 y ...
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PhD Thesis
Inmersiones de grafos en superficies y seudosuperficies con todos los vértices en una misma cara
(2001)La memoria se enmarca en la "Teoría de Inmersiones de Grafos en Superficies", presentando y resolviendo varios e interesantes ...
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Article
The equivariant category of proper G-Spaces
(Rocky Mountain Mathematics Consortium, 2001) -
Article
Existence and uniqueness theorem for slant immersions in Sasakian-space-forms
(Institute of Mathematics (University of Debrecen), 2001)In this paper, we present the existence and uniqueness theorems for slant immersions into Sasakian-space-forms. By applying ...
- PhD Thesis
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Article
The contact Whitney sphere
(Università del Salento, 2001)In this paper, we introduce the contact Whitney sphere as an imbedding of the n-dimensional unit sphere as an integral ...
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Article
Exposición de curvas y superficies: una experiencia extraacadémica universitaria
(Asociación de Profesores de Matemáticas de Andalucía, 2001-02)En este artículo se comenta una experiencia extraacadémica realizada por un grupo de alumnos universitarios de Matemáticas, ...
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Article
A digital index theorem
(World Scientific Publishing, 2001-11)This paper is devoted to prove a Digital Index Theorem for digital (n − 1)-manifolds in a digital space (Rn, f), where f ...
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Article
Sophus M. Lie
(Real Sociedad Matemática Española, 2002) -
Article
Riemannian submersions and slant submanifolds
(Institute of Mathematics (University of Debrecen), 2002)We study the relationship between slant submanifolds in both Complex and Contact Geometry through Riemannian submersions. ...