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Related papers: Embedded complex curves in the affine plane

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For any open orientable surface $M$ and convex domain $\Omega\subset \mathbb{C}^3,$ there exists a Riemann surface $N$ homeomorphic to $M$ and a complete proper null curve $F:N\to\Omega.$ This result follows from a general existence theorem…

Differential Geometry · Mathematics 2012-01-23 Antonio Alarcon , Francisco J. Lopez

In this paper we find approximate solutions of certain Riemann-Hilbert boundary value problems for minimal surfaces in $\mathbb{R}^n$ and null holomorphic curves in $\mathbb{C}^n$ for any $n\ge 3$. With this tool in hand we construct…

Differential Geometry · Mathematics 2015-10-13 Antonio Alarcon , Barbara Drinovec Drnovsek , Franc Forstneric , Francisco J. Lopez

We study the existence of topologically closed complex curves normalized by bordered Riemann surfaces in complex spaces. Our main result is that such curves abound in any noncompact complex space admitting an exhaustion function whose Levi…

Complex Variables · Mathematics 2007-08-16 Barbara Drinovec-Drnovsek , Franc Forstneric

In this paper, we show that if $R$ is a compact Riemann surface and $M=R\setminus\,\bigcup_i D_i$ is a domain in $R$ whose complement is a union of countably many pairwise disjoint smoothly bounded closed discs $D_i$, then $M$ is the…

Differential Geometry · Mathematics 2024-11-01 Antonio Alarcon , Franc Forstneric

Let X be a closed surface of genus two embedded in the 3-sphere. Then X inherits a metric and an orientation, which give an almost complex structure, which automatically integrates to a genuine complex structure, making X a Riemann surface.…

Complex Variables · Mathematics 2016-07-22 Neil Strickland

We prove several results on approximation and interpolation of holomorphic Legendrian curves in convex domains in $\mathbb{C}^{2n+1}$, $n \geq 2$, with the standard contact structure. Namely, we show that such a curve, defined on a compact…

Complex Variables · Mathematics 2024-09-09 Andrej Svetina

We prove that every circled domain in the Riemann sphere admits a proper holomorphic embedding to C^2. Our methods also apply to circled domains with punctures, provided that all but finitely many of the punctures belong to the closure of…

Complex Variables · Mathematics 2013-08-19 Franc Forstneric , Erlend Fornaess Wold

In this paper we develop the theory of approximation for holomorphic null curves in the special linear group ${\rm SL}_2(\mathbb{C})$. In particular, we establish Runge, Mergelyan, Mittag-Leffler, and Carleman type theorems for the family…

Differential Geometry · Mathematics 2025-07-28 Antonio Alarcon , Jorge Hidalgo

Let N be a complete, homogeneously regular Riemannian manifold of dimension greater than 2 and let M be a compact submanifold of N. Let $\Sigma$ be a compact orientable surface with boundary. We show that for any continuous $f: (\Sigma,…

Differential Geometry · Mathematics 2012-09-07 Jingyi Chen , Ailana Fraser , Chao Pang

Let $X$ be an open Riemann surface. We prove an Oka property on the approximation and interpolation of continuous maps $X \to (\mathbb{C}^*)^2$ by proper holomorphic embeddings, provided that we permit a smooth deformation of the complex…

Complex Variables · Mathematics 2014-05-07 Tyson Ritter

We prove that for any given compact Riemannian manifold $N$ of dimension $n+1 \geq 3$ and any non-negative Lipschitz function $g$ on $N$, there exists a quasi-embedded, boundaryless hypersurface $M \subset N,$ of class $C^{2, \alpha}$ for…

Differential Geometry · Mathematics 2021-02-19 Costante Bellettini , Neshan Wickramasekera

We prove a compactness theorem for embedded measured hyperbolic Riemann surface laminations in a compact almost complex manifold $(X, J)$. To prove compactness result, we show that there is a suitable topology on the space of measured…

Geometric Topology · Mathematics 2018-01-04 Divakaran Divakaran , Dheeraj Kulkarni

In this paper we prove that the unit ball $\mathbb{B}$ of $\mathbb{C}^2$ admits complete properly embedded complex curves of any given topological type. Moreover, we provide examples containing any given closed discrete subset of…

Complex Variables · Mathematics 2018-03-16 Antonio Alarcon , Josip Globevnik

In this paper we prove that a complete, embedded minimal surface $M$ in $\mathbb{R}^3$ with finite topology and compact boundary (possibly empty) is conformally a compact Riemann surface $\overline{M}$ with boundary punctured in a finite…

Differential Geometry · Mathematics 2015-06-26 William H. Meeks , Joaquin Perez

Let $M$ be an open Riemann surface and $n\ge 3$ be an integer. We prove that on any closed discrete subset of $M$ one can prescribe the values of a conformal minimal immersion $M\to\mathbb{R}^n$. Our result also ensures jet-interpolation of…

Differential Geometry · Mathematics 2018-10-10 Antonio Alarcon , Ildefonso Castro-Infantes

We enlarge the class of open Riemann surfaces known to be holomorphically embeddable into the plane by allowing them to have additional isolated punctures compared to the known embedding results.

Complex Variables · Mathematics 2019-06-05 Frank Kutzschebauch , Pierre-Marie Poloni

In this paper we find, for any arbitrary finite topological type, a compact Riemann surface $\mathcal{M},$ an open domain $M\subset\mathcal{M}$ with the fixed topological type, and a conformal complete minimal immersion $X:M\to\R^3$ which…

Differential Geometry · Mathematics 2009-02-10 Antonio Alarcon

We study the embedded Calabi-Yau problem for complete embedded constant mean curvature surfaces of finite topology or of positive injectivity radius in a simply-connected three-dimensional Lie group X endowed with a left-invariant…

Differential Geometry · Mathematics 2010-12-10 Benoit Daniel , William H. Meeks , Harold Rosenberg

Consider a very ample line bundle $ E \to X$ over a compact complex manifold, endowed with a hermitian metric of curvature $-i \omega $, and the space $\mathcal{O}(E)$ of its holomorphic sections. The Fubini--Study map associates with…

Complex Variables · Mathematics 2021-09-20 László Lempert

In this paper we construct a complete injective holomorphic immersion $\mathbb{C}\to\mathbb{C}^2$ whose image is dense in $\mathbb{C}^2$. The analogous result is obtained for any closed complex submanifold $X\subset \mathbb{C}^n$ for $n>1$…

Complex Variables · Mathematics 2018-01-16 Antonio Alarcon , Franc Forstneric