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相关论文: Embedded Surfaces in the 3-Torus

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We show that every locally flat topological embedding of a 3-manifold in a smooth 5-manifold is homotopic, by a small homotopy, to a smooth embedding. We deduce that topologically locally flat concordance implies smooth concordance for…

几何拓扑 · 数学 2026-03-05 Michelle Daher , Mark Powell

Work of Glover and Huneke shows that a cubic graph embeds into the real projective plane if and only if it does not contain one of six topological minors called cubic projective plane obstructions. Here we classify up to equivalence the…

组合数学 · 数学 2024-10-01 Marie Kramer

This paper is the first in a series where we attempt to give a complete description of the space of all embedded minimal surfaces of fixed genus in a fixed (but arbitrary) closed Riemannian 3-manifold. The key for understanding such…

偏微分方程分析 · 数学 2007-05-23 Tobias H. Colding , William P. Minicozzi

We consider closed and orientable immersed hypersurfaces of translational manifolds. Given a vector field on such a hypersurface, we define a perturbation of its Gauss map, which allows us to obtain topological invariants for the immersion…

微分几何 · 数学 2017-12-01 Ícaro Gonçalves , Eduardo Longa

For smooth embeddings of an integral homology 3-sphere in the 6-sphere, we define an integer invariant in terms of their Seifert surfaces. Our invariant gives a bijection between the set of smooth isotopy classes of such embeddings and the…

几何拓扑 · 数学 2007-05-23 Masamichi Takase

We found a class of triangulated surfaces in Euclidean space which have similar properties as isothermic surfaces in Differential Geometry. We call a surface isothermic if it admits an infinitesimal isometric deformation preserving the mean…

微分几何 · 数学 2016-02-16 Wai Yeung Lam , Ulrich Pinkall

The ends of a complete embedded minimal surface of {\em finite total curvature} are well understood (every such end is asymptotic to a catenoid or to a plane). We give a similar characterization for a large class of ends of {\em infinite…

微分几何 · 数学 2009-09-25 John McCuan , David Hoffman

We show that after generic filling along a torus boundary component of a 3-manifold, no two closed, 2-sided, essential surfaces become isotopic, and no closed, 2-sided, essential surface becomes inessential. That is, the set of essential…

几何拓扑 · 数学 2013-02-28 David Bachman , Ryan Derby-Talbot , Eric Sedgwick

We give an example of a smooth characteristic embedding of a torus in $\s^2 \times \s^2 \# \s^1 \times \s^3$ such that there exists no diffeomorphism of the ambient $4$-manifold that induces the Dehn twist along a meridian of the torus, but…

几何拓扑 · 数学 2025-06-18 Shital Lawande , Kuldeep Saha

How can we visualize all the surfaces that can be made from the faces of the tesseract? In recent work, Aveni, Govc, and Rold\'an showed that the torus and the sphere are the only closed surfaces that can be realized by a subset of…

几何拓扑 · 数学 2023-11-14 Manuel Estévez , Erika Roldan , Henry Segerman

Constrained Willmore surfaces are critical points of the Willmore functional under conformal variations. As shown in [5] one can associate to any conformally immersed constrained Willmore torus f a compact Riemann surface \Sigma, such that…

微分几何 · 数学 2015-03-20 Lynn Heller

We give explicit origami embeddings of a 2-dimensional flat torus of any modulus in the 3-dimensional Euclidean space.

几何拓扑 · 数学 2020-07-15 Takashi Tsuboi

In this paper, we show that there are non-properly embedded minimal surfaces with finite topology in a simply connected Riemannian 3-manifold with nonpositive curvature. We show this result by constructing a non-properly embedded minimal…

微分几何 · 数学 2015-03-17 Baris Coskunuzer

Consider an orientable compact surface in three dimensional Euclidean space with minimum total absolute curvature. If the Gaussian curvature changes sign to finite order and satisfies a nondegeneracy condition along closed asymptotic…

微分几何 · 数学 2014-01-17 Qing Han , Marcus Khuri

We investigate shrinking maps from a cusped hyperbolic surface into the moduli space of closed Riemann surfaces. For such a map and its lift to the Teichm\"uller space, we consider whether they are quasi-isometric embeddings with respect to…

几何拓扑 · 数学 2025-11-13 Yibo Zhang

We construct three kinds of complete embedded minimal surfaces in $\Bbb H^2\times \Bbb R$. The first is a simply connected, singly periodic, infinite total curvature surface. The second is an annular finite total curvature surface. These…

微分几何 · 数学 2011-01-27 Juncheol Pyo

We show that in codimension at least 3, spaces of locally flat topological embeddings of manifolds are correctly modelled by derived spaces of maps between their configuration categories (under mild smoothability conditions). That general…

代数拓扑 · 数学 2024-10-01 Pedro Boavida de Brito , Michael S. Weiss

We consider geometric triangulations of surfaces, i.e., triangulations whose edges can be realized by disjoint locally geodesic segments. We prove that the flip graph of geometric triangulations with fixed vertices of a flat torus or a…

计算几何 · 计算机科学 2019-12-11 Vincent Despré , Jean-Marc Schlenker , Monique Teillaud

We study the continuous motion of smooth isometric embeddings of a planar surface in three-dimensional Euclidean space, and two related discrete analogues of these embeddings, polygonal embeddings and flat foldings without interior…

计算几何 · 计算机科学 2023-09-29 David Eppstein

Whitney proved that 3-connected planar graphs admit a unique embedding on the sphere. In contrast, Enami investigated embeddings of 3-connected cubic planar graphs on non-spherical surfaces with non-negative Euler characteristic. He…

组合数学 · 数学 2026-05-25 Meike Weiß , Alice C. Niemeyer