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We establish the plurisubharmonicity of the envelope of the Poisson functional on almost complex manifolds. That is, we generalize the corresponding result for complex manifolds and almost complex manifolds of complex dimension two.

Complex Variables · Mathematics 2025-10-30 Florian Bertrand , Uroš Kuzman

We establish plurisubharmonicity of the envelope of Lelong functional on almost complex manifolds of real dimension four, thereby we generalize the corresponding result for complex manifolds.

Complex Variables · Mathematics 2015-01-22 Barbara Drinovec Drnovsek , Uros Kuzman

We show that a disc functional on a complex manifold has a plurisubharmonic envelope if all its pullbacks by holomorphic submersions from domains of holomorphy in affine space do and it is locally bounded above and upper semicontinuous in a…

Complex Variables · Mathematics 2007-05-23 Finnur Larusson , Ragnar Sigurdsson

We study boundary properties of plurisubharmonic functions near real submanifolds of almost complex manifolds.

Complex Variables · Mathematics 2020-08-26 Alexandre Sukhov

We present some results dealing with the local geometry of almost complex manifolds. We establish mainly the complete hyperbolicity of strictly pseudoconvex domains, the extension of plurisubharmonic functions through generic submanifolds…

Complex Variables · Mathematics 2007-05-23 Bernard Coupet , Herve Gaussier , Alexandre Sukhov

We provide a local approximation result of non-holomorphic discs with small d-bar by pseudoholomorphic ones. As an application, we provide a certain gluing construction.

Complex Variables · Mathematics 2017-08-29 Florian Bertrand , Uros Kuzman

We generalize the Poletsky disc envelope formula for the function $\sup \{u \in \PSH(X,\omega) ; u\leq \phi\}$ on any complex manifold $X$ to the case where the real (1,1)-current $\omega=\omega_1-\omega_2$ is the difference of two positive…

Complex Variables · Mathematics 2011-07-20 Benedikt Steinar Magnusson

Pseudo-holomorphic curves on almost complex manifolds have been much more intensely studied than their "dual" objects, the plurisubharmonic functions. These functions are defined classically by requiring that the restriction to each…

Complex Variables · Mathematics 2017-12-12 F. Reese Harvey , H. Blaine Lawson

The Jensen envelope $J\phi$ of an upper semicontinuous function $\phi$ on a complex manifold X is defined at $x\in X$ as the infimum of $\mu(\phi)$ over all Jensen measures $\mu$ centred at x. The Poisson envelope $P\phi$ is defined by…

Complex Variables · Mathematics 2007-05-23 Finnur Larusson , Ragnar Sigurdsson

In this note, we will present global equisingular approximations of quasi-plurisubharmonic functions with stable analytic pluripolar sets on compact complex manifolds.

Complex Variables · Mathematics 2016-06-08 Qi'an Guan , Zhenqian Li

This note establishes smooth approximation from above for J-plurisubharmonic functions on an almost complex manifold (X,J). The following theorem is proved. Suppose X is J-pseudoconvex, i.e., X admits a smooth strictly J-plurisubharmonic…

Complex Variables · Mathematics 2017-12-12 F. Reese Harvey , H. Blaine Lawson, , Szymon Pliś

We develop a new approach to $L^{\infty}$-a priori estimates for degenerate complex Monge-Amp\`ere equations on complex manifolds. It only relies on compactness and envelopes properties of quasi-plurisubharmonic functions. Our method allows…

Complex Variables · Mathematics 2021-06-09 Vincent Guedj , Chinh H. Lu

We give a geometric condition on a compact subset of a complex manifold which is necessary and sufficient for the existence of a smooth strictly plurisubharmonic function defined in a neighbourhood of this set.

Complex Variables · Mathematics 2021-08-11 Nikolay Shcherbina

Using a recent result of L\'arusson and Poletsky regarding plurisubharmonic subextensions we prove a disc formula for the quasiplurisubharmonic global extremal function for domains in complex projective space. As a corollary we get a…

Complex Variables · Mathematics 2013-05-22 Benedikt Steinar Magnusson

We study fine properties of quasiplurisubharmonic functions on compact K\"ahler manifolds. We define and study several intrinsic capacities which characterize pluripolar sets and show that locally pluripolar sets are globally…

Complex Variables · Mathematics 2007-05-23 Vincent Guedj , Ahmed Zeriahi

In this paper we introduce and study the notion of plurisubharmonic functions in calibrated geometry. These functions generalize the classical plurisubharmonic functions from complex geometry and enjoy many of their important properties.…

Complex Variables · Mathematics 2018-02-22 F. Reese Harvey , H. Blaine Lawson,

We prove that the maximum of two smooth strictly plurisubharmonic functions on an almost complex manifold can be uniformly approximated by smooth strictly plurisubharmonic functions.

Complex Variables · Mathematics 2013-04-01 Alexandre Sukhov

In our articles of recent years, the technique of gluing two subharmonic functions turned out to be very useful in studying the distribution of the roots or masses of holomorphic or subharmonic functions, respectively. Here we develop and…

Complex Variables · Mathematics 2019-08-09 Bulat N. Khabibullin , Enzhe Menshikova

We prove that a relatively compact pseudoconvex domain with smooth boundary in an almost complex manifold admits a bounded strictly plurisubharmonic exhaustion function. We use this result for the study of convexity and hyperbolicity…

Complex Variables · Mathematics 2007-05-23 Klas Diederich , Alexandre Sukhov

Let $D=\{\rho<0\}$ be a smooth domain of finite type in an almost complex manifold (M,J) of real dimension four. We assume that the defining function $\rho$ is J-plurisubharmonic on a neighborhood of $\overline{D}$. We study the asymptotic…

Complex Variables · Mathematics 2010-08-19 Florian Bertrand
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