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It has been conjectured that every stable manifold arising from a holomorphic automorphism, that acts hyperbolically on a compact invariant set, is biholomorphic to complex Euclidean space. Such stable manifolds are known to be…

Complex Variables · Mathematics 2024-10-23 Sayani Bera , Kaushal Verma

Let F be a global field and A its ring of adeles. Let G:=SL(2). We study the bilinear form B on the space of K-finite smooth compactly supported functions on G(A )/G(F) defined by the formula B (f,g):=B'(f,g)-(M^{-1}CT (f),CT (g)), where B'…

Number Theory · Mathematics 2016-10-06 Vladimir Drinfeld , Jonathan Wang

The aim of this paper is to obtain new solutions to the open question on the existence of a contractive condition which is strong enough to generate a fixed point but which does not force the map to be continuous at the fixed point. To do…

Metric Geometry · Mathematics 2025-06-09 Nihal Taş , Nihal Yilmaz Özgür

Let D be a relatively compact strongly pseudoconvex domain in a Stein manifold, and let Y be a complex manifold. We prove that the set A(D,Y), consisting of all continuous maps from the closure of D to Y which are holomorphic in D, is a…

Complex Variables · Mathematics 2009-01-28 Barbara Drinovec Drnovsek , Franc Forstneric

Given a closed, oriented surface, possibly with boundary, and a mapping class, we obtain sharp lower bounds on the number of fixed points of a surface symplectomorphism (i.e. area-preserving map) in the given mapping class, both with and…

Symplectic Geometry · Mathematics 2023-08-02 Andrew Cotton-Clay

In this paper, we show that, under appropriate conditions, there exists a quasinonexpansive extension of a mapping with an attractive point in the sense of Takahashi and Takeuchi (2011) such that the fixed point set of the extension equals…

Functional Analysis · Mathematics 2022-02-04 Koji Aoyama

We present a multiprobe recursive Green's function method to compute the transport properties of mesoscopic systems using the Landauer-B\"uttiker approach. By introducing an adaptive partition scheme, we map the multiprobe problem into the…

Mesoscale and Nanoscale Physics · Physics 2018-04-11 Leandro R. F. Lima , Amintor Dusko , Caio Lewenkopf

The four-point function arising in the scattering of closed bosonic strings in their tachyonic ground state is evaluated on a surface of infinite genus. The amplitude has poles corresponding to physical intermediate states and divergences…

High Energy Physics - Theory · Physics 2009-10-28 Simon Davis

Let X be a Kobayashi hyperbolic complex manifold, and assume that X does not contain compact complex submanifolds of positive dimension (e.g., X Stein). We shall prove the following generalization of Ritt's theorem: every holomorphic…

Complex Variables · Mathematics 2015-06-26 Marco Abate , Filippo Bracci

We study the local geometry of the pullback of a variety via a finite holomorphic map. In particular, we are looking for properties of $V = F^{-1}(W)$ such that if $V$ has the property $A$, then $W$ must have the property $A$. We show that…

Complex Variables · Mathematics 2008-12-16 Jiri Lebl

We investigate the random dynamics of rational maps on the Riemann sphere and the dynamics of semigroups of rational maps on the Riemann sphere. We show that regarding random complex dynamics of polynomials, in most cases, the chaos of the…

Dynamical Systems · Mathematics 2014-02-26 Hiroki Sumi

For a continuously differentiable Kolmogorov map defined from the nonnegative orthant to itself, a type-K competitive system is defined. Under the assumptions that the system is dissipative and the origin is a repeller, the global dynamics…

Dynamical Systems · Mathematics 2025-04-24 Zhanyuan Hou

We present a method for constructing global holomorphic peak functions from local holomorphic support functions for broad classes of unbounded domains. As an application, we establish a method for showing the positivity and completeness of…

Complex Variables · Mathematics 2014-11-12 Taeyong Ahn , Hervé Gaussier , Kang-Tae Kim

We characterize two classical types of conformality of a holomorphic self-map of the unit disk at a boundary point - existence of a finite angular derivative in the sense of Carath\'eodory and the weaker property of angle preservation - in…

Complex Variables · Mathematics 2024-10-21 Pavel Gumenyuk , Maria Kourou , Annika Moucha , Oliver Roth

A well-known result from Brouwer states that any orientation preserving homeomorphism of the plane with no fixed points has an empty non-wandering set. In particular, an invariant compact set implies the existence of a fixed point. In this…

Dynamical Systems · Mathematics 2019-06-11 Alejo García

Let f: P^1 \to P^1 be a rational map with finite postcritical set P_f. Thurston showed that f induces a holomorphic map \sigma_f of the Teichmueller space T modelled on P_f to itself fixing the basepoint corresponding to the identity map…

Dynamical Systems · Mathematics 2011-05-10 Xavier Buff , Adam Epstein , Sarah Koch , Kevin Pilgrim

The state spaces of machines admit the structure of time. A homotopy theory respecting this additional structure can detect machine behavior unseen by classical homotopy theory. In an attempt to bootstrap classical tools into the world of…

Algebraic Topology · Mathematics 2008-12-05 Sanjeevi Krishnan

It is well-known that a polynomial f(z)=a_d z^d(1+o(1)) can be conjugated by a holomorphic map phi to w \mapsto w^d in a neighbourhood of infinity. This map phi is called a B\"ottcher coordinate for f near infinity. In this paper we…

Complex Variables · Mathematics 2012-05-10 Alastair Fletcher , Robert Fryer

We construct a piecewise onto 3-to-1 dynamical system on the positive quadrant of the unit circle, such that for rational points (which correspond to normalized Primitive Pythagorean Triples), the associated ternary expansion is finite, and…

Dynamical Systems · Mathematics 2007-05-23 Dan Romik

The study of the dynamics of an holomorphic map near a fixed point is a central topic in complex dynamical systems. In this paper we will consider the corresponding random setting: given a probability measure $\nu$ with compact support on…

Complex Variables · Mathematics 2020-07-15 Lorenzo Guerini , Han Peters