English
Related papers

Related papers: Robin functions for complex manifolds and applicat…

200 papers

Let D be a smooth bounded pseudoconvex domain in C^n. We give several characterizations for the closure of D to have a strong Stein neighborhood basis in the sense that D has a defining function r such that {z\in C^n:r(z)<a} is pseudoconvex…

Complex Variables · Mathematics 2021-03-08 Sonmez Sahutoglu

We calculate the first and the second variation formula for the sub-Riemannian area in three dimensional pseudo-hermitian manifolds. We consider general variations that can move the singular set of a C^2 surface and non-singular variation…

Differential Geometry · Mathematics 2014-09-02 Matteo Galli

This is a note on a recent paper of De Simoi-Kaloshin-Wei \cite{DKW}. We show that using their results combined with wave trace invariants of Guillemin-Melrose and the heat trace invariants of Zayed for the Laplacian with Robin boundary…

Analysis of PDEs · Mathematics 2016-09-06 Hamid Hezari

Let D be a smoothly bounded domain in complex space of dimension larger than 2. Suppose that D admits a smooth defining function which is plurisubharmonic on the boundary of D. Then the Diederich-Fornaess exponent can be chosen arbitrarily…

Complex Variables · Mathematics 2011-10-10 J. E. Fornaess , A. -K. Herbig

Let $D$ be a smoothly bounded pseudoconvex domain in $\mathbf C^n$, $n > 1$. Using the Robin function $\Lambda(p)$ that arises from the Green function $G(z, p)$ for $D$ with pole at $p \in D$ associated with the standard sum-of-squares…

Complex Variables · Mathematics 2014-08-20 Diganta Borah

The classical integral representation formulas for holomorphic functions defined on pseudoconvex domains in Stein manifolds play an important role in the constructive theory of functions of several complex variables. In this paper we…

Complex Variables · Mathematics 2007-05-23 Alexander Brudnyi

Existence and global regularity results for boundary-value problems of Robin type for harmonic and polyharmonic functions in $n$-dimensional half-spaces are offered. The Robin condition on the normal derivative on the boundary of the…

Analysis of PDEs · Mathematics 2024-07-17 Andrea Cianchi , Gael Y. Diebou , Lenka Slavíková

In this paper (a sequel to B. Drinovec Drnovsek and F. Forstneric, Holomorphic curves in complex spaces, Duke Math. J. 139 (2007), 203-253) we obtain existence and approximation results for closed complex subvarieties that are normalized by…

Complex Variables · Mathematics 2011-09-02 Barbara Drinovec Drnovsek , Franc Forstneric

This article describes a formula for second variation of generalized Einstein-Hilbert functional on Riemannian manifolds. This work extends the definition of stable Einstein manifolds, and we present some properties.

Differential Geometry · Mathematics 2025-01-09 Ahmed Mohammed Cherif

Let D be a smoothly bounded domain in C^2. Suppose that D admits a smooth defining function which is plurisubharmonic on the boundary of D. Then the Diederich-Fornaess exponent can be chosen arbitrarily close to 1, and the closure of D…

Complex Variables · Mathematics 2011-10-10 John Erik Fornaess , Anne-Katrin Herbig

In this paper the first and second domain variation for functionals related to elliptic boundary and eigenvalue problems with Robin boundary conditions is computed. Minimality and maximality properties of the ball among nearly circular…

Optimization and Control · Mathematics 2015-07-13 Catherine Bandle , Alfred Wagner

Let $M$ be a compact connected smooth manifold with smooth boundary, and let $\rho$ be a positive continuous function on the boundary which is served as the Robin parameter. In this paper, we study three problems concerning the prescription…

Spectral Theory · Mathematics 2025-07-04 Xiang He , Zuoqin Wang

We establish a second order smooth variational principle valid for functions defined on (possibly infinite-dimensional) Riemannian manifolds which are uniformly locally convex and have a strictly positive injectivity radius and bounded…

Differential Geometry · Mathematics 2007-05-23 Daniel Azagra , Robb Fry

We prove that the Robin ground state and the Robin torsion function are respectively log-concave and $\frac{1}{2}$-concave on an uniformly convex domain $\Omega\subset \mathbb{R}^N$ of class $\mathcal{C}^m$, with $[m -\frac{ N}{2}]\geq 4$,…

Analysis of PDEs · Mathematics 2020-06-15 Graziano Crasta , Ilaria Fragalà

In this paper, we investigate $C^1$ isospectral deformations of the ellipse with Robin boundary conditions, allowing both the Robin function and domain to deform simultaneously. We prove that if the deformations preserve the reflectional…

Analysis of PDEs · Mathematics 2020-01-07 Amir Vig

We provide a general framework and indicate relations between the notions of transfinite diameter, homogeneous transfinite diameter, and weighted transfinite diameter for sets in C^N. An ingredient is a formula of Rumely which relates the…

Complex Variables · Mathematics 2007-12-19 T. Bloom , N. Levenberg

Let $D$ be a smoothly bounded pseudoconvex domain in $\mathbf C^n$, $n > 1$. Using the Robin function $\La(p)$ that arises from the Green function $G(z, p)$ for $D$ with pole at $p \in D$ associated with the standard sum-of-squares…

Complex Variables · Mathematics 2012-07-03 Diganta Borah

In this paper we construct a Stein neighborhood basis for any compact subvariety $A$ with strongly pseudoconvex boundary $bA$ and Stein interior $A\backslash bA$ in a complex space $X$. This is an extension of a well known theorem of Siu.…

Complex Variables · Mathematics 2023-01-03 Tadej Starčič

Capacities of generalized condensers are applied to prove a two-point distortion theorem for conformal mappings. The result is expressed in terms of the Robin function and the Robin capacity with respect to the domain of definition of the…

Complex Variables · Mathematics 2007-05-23 Vladimir N. Dubinin , Matti Vuorinen

We give an example of a pseudoconvex domain in a complex manifold whose $L^2$-Dolbeault cohomology is non-Hausdorff, yet the domain is Stein. The domain is a smoothly bounded Levi-flat domain in a two complex-dimensional compact complex…

Complex Variables · Mathematics 2015-03-03 Debraj Chakrabarti , Mei-Chi Shaw
‹ Prev 1 2 3 10 Next ›