English
Related papers

Related papers: Positivity of LCK potential

200 papers

A locally conformally K\"ahler (LCK) manifold $M$ is one which is covered by a K\"ahler manifold $\tilde M$ with the deck transform group acting conformally on $\tilde M$. If $M$ admits a holomorphic flow, acting on $\tilde M$ conformally,…

Algebraic Geometry · Mathematics 2010-07-09 Liviu Ornea , Misha Verbitsky

An LCK manifold with potential is a compact quotient M of a Kahler manifold X equipped with a positive plurisubharmonic function f, such that the monodromy group acts on $X$ by holomorphic homotheties and maps f to a function proportional…

Algebraic Geometry · Mathematics 2021-09-20 Liviu Ornea , Misha Verbitsky

A manifold M is locally conformally Kahler (LCK) if it admits a Kahler covering with monodromy acting by holomorphic homotheties. For a compact connected group G acting on an LCK manifold by holomorphic automorphisms, an averaging procedure…

Differential Geometry · Mathematics 2012-08-10 Liviu Ornea , Misha Verbitsky

A Hopf manifold is a compact complex manifold of which the universal covering is C^n\{0}. In this note we show that any Hopf manifold admits a locally conformally Kaehler structure (shortly lcK structure), by constructing a complex analytic…

Differential Geometry · Mathematics 2023-06-16 Keizo Hasegawa

An LCK manifold with potential is a compact quotient of a Kahler manifold $X$ equipped with a positive Kahler potential $f$, such that the monodromy group acts on $X$ by holomorphic homotheties and multiplies $f$ by a character. The LCK…

Differential Geometry · Mathematics 2016-11-01 Liviu Ornea , Misha Verbitsky

A locally conformally Kahler (LCK) manifold is a complex manifold admitting a Kahler covering M, such that its monodromy acts on this covering by homotheties. A compact LCK manifold is called LCK with potential if M admits an authomorphic…

Differential Geometry · Mathematics 2016-01-28 Liviu Ornea , Misha Verbitsky

A manifold $M$ is locally conformally Kahler (LCK) if it admits a Kahler covering with monodromy acting by holomorphic homotheties. Let $M$ be an LCK manifold admitting a holomorphic conformal flow of diffeomorphisms, lifted to a…

Differential Geometry · Mathematics 2021-03-01 Liviu Ornea , Misha Verbitsky

An LCK manifold with potential is a complex manifold with a Kahler potential on its cover, such that any deck transformation multiplies the Kahler potential by a constant multiplier. We prove that any homogeneous LCK manifold admits a…

Differential Geometry · Mathematics 2023-05-24 Liviu Ornea , Misha Verbitsky

An LCK (locally conformally Kahler) manifold is a complex manifold $(M,I)$ equipped with a Hermitian form $\omega$ and a closed 1-form $\theta$, called the Lee form, such that $d\omega=\theta\wedge\omega$. An LCK manifold with potential is…

Differential Geometry · Mathematics 2025-01-13 Liviu Ornea , Misha Verbitsky

An LCK (locally conformally Kahler) manifold is a complex manifold admitting a Kahler covering with monodromy acting by homotheties. Hopf manifolds and their submanifolds are the prime examples. This book presents an introduction to the…

Differential Geometry · Mathematics 2024-12-10 Liviu Ornea , Misha Verbitsky

An locally conformally Kahler (LCK) manifold with potential is a complex manifold with a cover which admits an automorphic Kahler potential. An LCK manifold with potential can be embedded to a Hopf manifold, if its dimension is at least 3.…

Differential Geometry · Mathematics 2020-07-30 Liviu Ornea , Misha Verbitsky

A locally conformally K\"ahler (LCK) manifold is a complex manifold $M$ which has a K\"ahler structure on its cover, such that the deck transform group acts on it by homotheties. Assume that the K\"ahler form is exact on the minimal…

Differential Geometry · Mathematics 2024-05-24 Liviu Ornea , Misha Verbitsky

A locally conformally Kahler (LCK) manifold is a manifold which is covered by a Kahler manifold, with the deck transform group acting by homotheties. We show that the blow-up of a compact LCK manifold along a complex submanifold admits an…

Algebraic Geometry · Mathematics 2013-10-07 Liviu Ornea , Misha Verbitsky , Victor Vuletescu

A locally conformally K\"ahler (LCK) manifold is a complex manifold covered by a K\"ahler manifold, with the covering group acting by homotheties. We show that if such a compact manifold X admits a holomorphic submersion with positive…

Differential Geometry · Mathematics 2020-07-30 Liviu Ornea , Maurizio Parton , Victor Vuletescu

We characterize compact locally conformally K\"ahler (l.c.K.) manifolds under the assumption of a purely conformal, holomorphic circle action. As an application, we determine the structure of the compact l.c.K. manifolds with parallel Lee…

Differential Geometry · Mathematics 2007-05-23 Yoshinobu Kamishima , Liviu Ornea

An LCK (locally conformally Kahler) manifold is a Hermitian manifold which admits a Kahler cover with deck group acting by holomorphic homotheties with respect to the Kahler metric. The product of two LCK manifolds does not have a natural…

Differential Geometry · Mathematics 2024-07-08 Liviu Ornea , Misha Verbitsky , Victor Vuletescu

Locally conformally Kahler (LCK) manifolds with potential are those which admit a Kahler covering with a proper, automorphic Kaehler potential. Existence of a potential can be characterized cohomologically as a vanishing of a certain…

Differential Geometry · Mathematics 2010-04-07 Liviu Ornea , Misha Verbitsky

A Hermitian structure on a manifold is called locally conformally K\"ahler (LCK) if it locally admits a conformal change which is K\"ahler. In this survey we review recent results of invariant LCK structures on solvmanifolds and present…

Differential Geometry · Mathematics 2020-04-06 Adrián Andrada , Marcos Origlia

A locally conformally K\"ahler (LCK) manifold is a complex manifold whose universal cover is K\"ahler with monodromy group acting on the universal cover by holomorphic homotheties. A Vaisman manifold $M$ is a compact non-K\"ahler LCK…

Algebraic Geometry · Mathematics 2017-01-27 Aleksei Golota

We show a bijective correspondence between compact toric locally conformally symplectic manifolds which admit a compatible complex structure and pairs $(C,a)$, where $C$ is a good cone in the dual Lie algebra of the torus and $a$ is a…

Differential Geometry · Mathematics 2020-03-18 Nicolina Istrati
‹ Prev 1 2 3 10 Next ›