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Ognian Kassabov

Sofia University

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Publication

Featured researches published by Ognian Kassabov.

arXiv: Differential Geometry | 2010

On the axiom of planes and the axiom of spheres in the almost Hermitian geometry

Ognian Kassabov

arXiv: Differential Geometry | 2011

Schur's Theorem for Almost Hermitian Manifolds

Ognian Kassabov

arXiv: Differential Geometry | 2010

NEARLY K ¨ AHLER MANIFOLDS OF CONSTANT ANTIHOLOMORPHIC SECTIONAL CURVATURE

Georgi Ganchev; Ognian Kassabov

arXiv: Differential Geometry | 2011

Almost Hermitian Manifolds with Vanishing Bochner Curvature Tensor

Ognian Kassabov

arXiv: Differential Geometry | 2010

The axiom of coholomorphic (2n+1)-spheres in the almost Hermitian geometry

Ognian Kassabov

arXiv: Differential Geometry | 2010

A characterization of the extrinsic spheres in a Riemannian manifold

Ognian Kassabov

arXiv: Differential Geometry | 2009

Almost Hermitian Manifolds with Vanishing Generalized Bochner Curvature Tensor

Ognian Kassabov

arXiv: Differential Geometry | 2010

CURVATURE PROPERTIES AND ISOTROPIC PLANES OF RIEMANNIAN AND ALMOST HERMITIAN MANIFOLDS OF INDEFINITE METRICS

Adrijan Borisov; Georgi Ganchev; Ognian Kassabov

arXiv: Differential Geometry | 2010

Sur le th\'eor\`eme de F. Schur pour une vari\'et\'e presque hermitienne

Ognian Kassabov

arXiv: Differential Geometry | 2010

On the axiom of spheres in Kahler geometry

Ognian Kassabov

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Georgi Ganchev

Bulgarian Academy of Sciences

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Krassimira Vlachkova

Sofia University

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