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Related papers: Hessian equations on closed Hermitian manifolds

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A local classification of the Hermitian manifolds with flat associated connection is given. Hermitian manifolds admitting locally a conformal metric with flat associated connection are characterized by a curvature identity. Locally…

Differential Geometry · Mathematics 2011-09-15 Georgi Ganchev , Ognian Kassabov

This paper is devoted to the construction of a hyperkaehler structure on the complexification of any Hermitian-symmetric affine coadjoint orbit O of a semi-simple L*-group of compact type, which is compatible with the complex symplectic…

Mathematical Physics · Physics 2008-07-15 Alice Barbara Tumpach

We consider Cahn-Hilliard equations with external forcing terms. Energy decreasing and mass conservation might not hold. We show that level surfaces of the solutions of such generalized Cahn-Hilliard equations tend to the solutions of a…

Analysis of PDEs · Mathematics 2013-01-08 D. C. Antonopoulou , G. D. Karali , E. Orlandi

Given a complex manifold containing a relatively compact $Z(q)$ domain, we give sufficient geometric conditions on the domain so that its $L^2$-cohomology in degree $(p,q)$ (known to be finite dimensional) vanishes. The condition consists…

Complex Variables · Mathematics 2026-03-25 Debraj Chakrabarti , Phillip S. Harrington , Andrew Raich

On an almost Hermitian manifold, we have two Hermitian scalar curvatures with respect to any canonical Hermitian connection defined by P. Gauduchon. Explicit formulas of these two Hermitian scalar curvatures are obtained in terms of…

Differential Geometry · Mathematics 2019-01-30 Jixiang Fu , Xianchao Zhou

In this paper, we establish the curvature estimates for a class of Hessian type equations. Some applications are also discussed.

Analysis of PDEs · Mathematics 2020-04-14 Jianchun Chu , Heming Jiao

We show that a closed almost K\"ahler 4-manifold of globally constant holomorphic sectional curvature $k\geq 0$ with respect to the canonical Hermitian connection is automatically K\"ahler. The same result holds for $k<0$ if we require in…

Differential Geometry · Mathematics 2017-09-18 Mehdi Lejmi , Markus Upmeier

We find geometric conditions on a Hermitian-Weyl manifold under which the complex structure is a pseudo-harmonic map in the sense of G. Kokarev \cite{K09} from the manifold into its twistor space. This is done under the assumption that the…

Differential Geometry · Mathematics 2022-11-09 Kamran Shakoor , Johann Davidov

In this paper we consider twice-dimensionally reduced, generalized Seiberg-Witten equations, defined on a compact Riemann surface. A novel feature of the reduction technique is that the resulting equations produce an extra "Higgs field".…

Differential Geometry · Mathematics 2016-03-03 Rukmini Dey , Varun Thakre

We study the possible generalized boundary conditions and the corresponding solutions for the quantum mechanical oscillator model on K\"{a}hler conifold. We perform it by self-adjoint extension of the the initial domain of the effective…

High Energy Physics - Theory · Physics 2008-11-26 Pulak Ranjan Giri

We study metric aspects of the universal moduli space of solutions to Hitchin's equations as the complex structure $J$ varies over the Teichm\"uller space $\mathcal{T}$ of a closed surface $\Sigma$. Our approach is gauge theoretical and…

Differential Geometry · Mathematics 2026-01-09 Luis Álvarez-Cónsul , Mario Garcia-Fernandez , Oscar García-Prada , Samuel Trautwein

Let $(X,\omega)$ be a compact K\"ahler manifold of dimension $n$ and fix $1\leq m\leq n$. We prove that the total mass of the complex Hessian measure of $\omega$-$m$-subharmonic functions is non-decreasing with respect to the singularity…

Complex Variables · Mathematics 2019-09-06 Chinh H. Lu , Van-Dong Nguyen

In this paper, under suitable settings, we can obtain the existence and uniqueness of solutions to a class of Hessian quotient equations with Dirichlet boundary condition in Lorentz-Minkowski space $\mathbb{R}^{n+1}_{1}$, which can be seen…

Differential Geometry · Mathematics 2021-11-04 Ya Gao , YanLing Gao , Jing Mao

We study the local commutation relation between the Lefschetz operator and the exterior differential on an almost complex manifold with a compatible metric. The identity that we obtain generalizes the backbone of the local K\"ahler…

Differential Geometry · Mathematics 2020-08-12 Joana Cirici , Scott O. Wilson

In this manuscript we prove the existence of solutions to a fully nonlinear system of (degenerate) elliptic equations of Lane-Emden type and discuss a inhomogeneous generalization.

Analysis of PDEs · Mathematics 2024-04-30 Genival da Silva

The type $A_n$-singularity $\mathbb{C}^2/\mathbb{Z}_{n+1}$ can be resolved by hyper-K\"ahler manifolds $X_{\zeta}$ with underlying smooth manifolds diffeomorphic to the resolution of singularities $X_{\text{res}}$, whose hyper-K\"ahler…

Symplectic Geometry · Mathematics 2026-01-21 Johan Rydholm

The formal solution of a general stargenvalue equation is presented, its properties studied and a geometrical interpretation given in terms of star-hypersurfaces in quantum phase space. Our approach deals with discrete and continuous…

Quantum Physics · Physics 2009-11-07 Nuno Costa Dias , Joao Nuno Prata

The class of the hypercomplex pseudo-Hermitian manifolds is considered. The flatness of the considered manifolds with the 3 parallel complex structures is proved. Conformal transformations of the metrics are introduced. The conformal…

Differential Geometry · Mathematics 2012-03-27 Kostadin Gribachev , Mancho Manev , Stancho Dimiev

In this paper we initiate the study of submanifolds of almost hypercomplex manifolds with Hermitian and Norden metrics. Object of investigations are holomorphic submanifolds of the hypercomplex manifolds which are locally conformally…

Differential Geometry · Mathematics 2016-05-10 Galia Nakova , Hristo Manev

We obtain higher order estimates for a parabolic flow on a compact Hermitian manifold. As an application, we prove that a bounded $\hat{\omega}$-plurisubharmonic solution of an elliptic complex Monge-Amp\`{e}re equation is smooth under an…

Differential Geometry · Mathematics 2013-11-19 Xiaolan Nie
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