Sectional curvature

Results: 84



#Item
11Curvature / Riemannian geometry / Differential geometry of surfaces / Theory of relativity / Differential geometry / Hypersphere / Hypersurface / Spacetime / Mean curvature / Sectional curvature / Constant curvature

Unicity of Constant Higher Order Mean Curvature Spacelike Hypersurfaces in General Robertson-Walker Spacetimes Colares, Antonio Gervasio Universidade Federal do Cear´a, Fortaleza-CE, Brasil

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Source URL: xtsunxet.usc.es

Language: English - Date: 2007-03-09 06:01:14
12Riemannian geometry / Differential geometry / Connection / Curvature / Bernhard Riemann / Finsler manifold / Differential geometry of surfaces / Geodesic / Exponential map / Sectional curvature / Torsion tensor / Metric tensor

A Sphere Theorem for non-reversible Finsler Metrics∗ Hans-Bert Rademacher †

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Source URL: www.math.uni-leipzig.de

Language: English - Date: 2012-11-28 02:41:06
13Curvature / Riemannian geometry / Partial differential equations / Geometric flow / Ricci flow / Sectional curvature / Scalar curvature / Ricci curvature / Riemannian manifold / Moduli space / Manifold / Einstein manifold

arXiv:1601.04877v2 [math.DG] 25 JanNonconnected Moduli Spaces of Nonnegative Sectional Curvature Metrics on Simply Connected Manifolds Anand Dessai∗, Stephan Klaus, and Wilderich Tuschmann

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Source URL: homeweb1.unifr.ch

Language: English - Date: 2016-01-29 08:39:41
14Differential geometry / Riemannian geometry / Curvature / Connection / Complex manifolds / Sasakian manifold / Holonomy / Hermitian manifold / CR manifold / Manifold / Riemannian manifold / Sectional curvature

XXIII International Fall Workshop on Geometry and Physics, Granada, September 2-5, 2014 Riemannian connections with torsion adapted to almost CR structures Giulia Dileo and Antonio Lotta Dipartimento di Matematica - Uni

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Source URL: gigda.ugr.es

Language: English - Date: 2014-09-17 04:24:20
15Riemannian geometry / Lorentzian manifolds / Bernhard Riemann / Curvature / Exact solutions in general relativity / Pseudo-Riemannian manifold / Metric tensor / Minkowski space / Spacetime / Anti-de Sitter space / Sectional curvature / Sasakian manifold

Abstracts of the III International Meeting on Lorentzian Geometry Escola Polit`ecnica Superior de Castelldefels Universitat Polit`ecnica de Catalunya Castelldefels (SpainNovember, 2005

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Source URL: galia.fc.uaslp.mx

Language: English - Date: 2012-02-25 17:25:23
16Curvature / Algebraic topology / Differential topology / Riemannian geometry / Mathematical physics / Genus of a multiplicative sequence / Sectional curvature / Spin structure / AtiyahSinger index theorem / Holonomy / Topological modular forms / Pontryagin class

Contemporary Mathematics Some geometric properties of the Witten genus Anand Dessai Abstract. We give a survey on geometric properties of the Witten genus. The survey focuses on relations between the Witten genus, group

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Source URL: homeweb1.unifr.ch

Language: English - Date: 2009-07-03 07:53:58
17Curvature / Riemannian geometry / Differential geometry / Riemannian manifolds / Quantum field theory / Ricci curvature / Conformal geometry / Differential geometry of surfaces / Sectional curvature / Holonomy / Gravitational instanton / Weyl tensor

Asymptotically Euclidean ends of Ricci at manifolds, and conformal inversions W. Kuhnel and H.-B. Rademacher Abstract: We prove that a Ricci at end of a Riemannian manifold is asymptotically Euclidean if it is obtaine

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Source URL: www.math.uni-leipzig.de

Language: English - Date: 2000-09-20 12:21:39
18Lorentzian manifolds / Bernhard Riemann / Pseudo-Riemannian manifold / Curvature / Riemannian geometry / Minkowski space / Sectional curvature / Manifold

About a new type of null Osserman condition on Lorentz S-manifolds Letizia Brunetti Email: The Osserman conjecture, introduced in [3] for Riemannian manifolds, relates the properties of the Riemannia

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Source URL: gigda.ugr.es

Language: English - Date: 2011-10-21 04:10:12
19

REMARKS ON SYMPLECTIC SECTIONAL CURVATURE DANIEL J. F. FOX Abstract. In [11], I. M. Gelfand, V. Retakh, and M. Shubin defined the symplectic sectional curvature of a torsion-free connection preserving a symplectic form.

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Source URL: 138.100.100.254

Language: English
    20Geometry / Mathematics / Space / Curvature / Riemannian geometry / Algebraic topology / Mathematical structures / Differential geometry / Sectional curvature / Planar graph / Differential geometry of surfaces / Euler characteristic

    SECTIONAL CURVATURE OF POLYGONAL COMPLEXES WITH PLANAR SUBSTRUCTURES MATTHIAS KELLER, NORBERT PEYERIMHOFF, AND FELIX POGORZELSKI Abstract. In this paper we introduce a class of polygonal complexes for which we can define

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    Source URL: www.maths.dur.ac.uk

    Language: English - Date: 2014-05-14 11:13:43
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