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We prove that Kobayashi isometries between strongly convex domains are holomorphic or anti-holomorphic. More precisely, let $n_1, n_2$ be positive integers and let $\Omega_i \subset \C^{n_i}, \ i=1,2$, be bounded $C^3$ strongly convex…

Complex Variables · Mathematics 2012-01-25 Herve Gaussier , Harish Seshadri

In this paper, we study the holomorphicity of totally geodesic Kobayashi isometric embeddings between bounded symmetric domains. First we show that for a $C^1$-smooth totally geodesic Kobayashi isometric embedding $f\colon \Omega\to\Omega'$…

Complex Variables · Mathematics 2022-11-11 Sung-Yeon Kim , Aeryeong Seo

We provide examples of quasi-isometries for strongly convex domains in $\mathbb C^n$ endowed with their Kobayashi distance.

Complex Variables · Mathematics 2014-05-07 Florian Bertrand , Hervé Gaussier

This paper shows that every totally-geodesic isometry from the unit disk to a finite-dimensional Teichm\"uller space for the intrinsic Kobayashi metric is either holomorphic or anti-holomorphic; in particular, it is a Teichm\"uller disk.…

Complex Variables · Mathematics 2015-10-27 Stergios M. Antonakoudis

This article considers isometries of the Kobayashi and Carath\'{e}od-ory metrics on domains in $ \mathbf{C}^n $ and the extent to which they behave like holomorphic mappings. First we prove a metric version of Poincar\'{e}'s theorem about…

Complex Variables · Mathematics 2010-09-16 Prachi Mahajan

We prove that in a strongly pseudoconvex domain with smooth boundary, then the length of a geodesic for the Kobayashi-Royden infinitesimal metric between two points is bounded by a constant multiple of the Euclidean distance between the…

Complex Variables · Mathematics 2026-02-16 Łukasz Kosiński , Nikolai Nikolov , Pascal J. Thomas

The purpose of this article is to consider two themes both of which emanate from and involve the Kobayashi and the Carath\'eodory metric. First we study the biholomorphic invariant introduced by B. Fridman on strongly pseudoconvex domains,…

Complex Variables · Mathematics 2009-10-29 Prachi Mittal , Kaushal Verma

In this paper we consider the following question: For bounded domains with smooth boundary, can strong pseudoconvexity be characterized in terms of the intrinsic complex geometry of the domain? Our approach to answering this question is…

Complex Variables · Mathematics 2018-04-20 Andrew Zimmer

In this article, we study holomorphic isometric embeddings between bounded symmetric domains. In particular, we show the total geodesy of any holomorphic isometric embedding between reducible bounded symmetric domains with the same rank.

Complex Variables · Mathematics 2018-03-29 Shan Tai Chan

We study isometric maps between Teichm\"uller spaces and bounded symmetric domains in their intrinsic Kobayashi metric. From a complex analytic perspective, these two important classes of geometric spaces have several features in common but…

Complex Variables · Mathematics 2015-10-27 Stergios M. Antonakoudis

We develop techniques for solving the relative isoperimetric problem on polygonal domains in $\mathbb{R}^2$, with special attention paid to corners. As an application, we solve the relative isoperimetric problem for a square with a square…

Differential Geometry · Mathematics 2026-05-25 Jason DeVito , Robert DeYeso , Ezra Nance , Robert Niedzialomski

In this paper we study the area of ideals triangles in a convex domain with its Hilbert geometry. We obtain a characterization of the hyperbolic geometry among all the Hilbert geometry in terms of area of ideals triangles. We also obtain a…

Differential Geometry · Mathematics 2009-09-29 Bruno Colbois , Constantin Vernicos , Patrick Verovic

We show that two smoothly bounded, strongly pseudoconvex domains which are diffeomorphic may be smoothly deformed into each other, with all intermediate domains being strongly pseudoconvex. This result relates to Lempert's ideas about…

Complex Variables · Mathematics 2010-04-22 Steven G. Krantz

In this short note we show that the tetrablock is i $\C$-convex domain. In the proof of this fact a new class of ($\C$-convex) domains is studied. The domains are natural caniddates to study on them the behavior of holomorphically invariant…

Complex Variables · Mathematics 2016-08-14 Włodzimierz Zwonek

We prove that a strongly pseudoconvex domain with noncompact group of Kobayashi/Royden metric isometries must be biholomorphic to the unit ball.

Complex Variables · Mathematics 2008-05-01 Kang-Tae Kim , Steven G. Krantz

We study extremal discs for the Kobayashi metric. Inspired by work of Lempert on strongly convex domains, we present results on strongly pseudoconvex domains. We also consider a useful biholomorphic invariant, inspired by the Kobayashi (and…

Complex Variables · Mathematics 2009-09-08 Steven G. Krantz

We study holomorphic isometries between bounded symmetric domains with respect to the Bergman metrics up to a normalizing constant. In particular, we first consider a holomorphic isometry from the complex unit ball into an irreducible…

Complex Variables · Mathematics 2025-04-11 Shan Tai Chan

We show that on convex domains with sufficiently smooth boundary the limit set of non-visible Kobayashi geodesics are contained in a complex face. In two dimensions, this implies the existence of a complex tangential line segment of…

Complex Variables · Mathematics 2024-10-14 Ahmed Yekta Ökten

We show that any sufficiently (finitely) smooth $\mathbb Z_2$-symmetric strictly convex domain sufficiently close to a circle is dynamically spectrally rigid, i.e. all deformations among domains in the same class which preserve the length…

Dynamical Systems · Mathematics 2017-03-20 Jacopo De Simoi , Vadim Kaloshin , Qiaoling Wei , with an appendix joint with Hamid Hezari

In this article, we study the Kobayashi isometries of 2-dimensional complex manifolds having a finite Carath\'eodory universal set. In particular, we prove that the Kobayashi isometries of these complex manifolds are (anti)holomorphic.

Complex Variables · Mathematics 2025-09-09 Anand Chavan
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