As on arXiv
Abstract
We prove existence and uniqueness for a two-parameter family of translators for mean curvature flow. We get additional examples by taking limits at the boundary of the parameter space. Some of the translators resemble well-known minimal surfaces (Scherk's doubly periodic minimal surfaces, helicoids), but others have no minimal surface analogs. A one-parameter subfamily of the examples (the pitchforks) have finite topology and quadratic area growth, and thus might arise as blowups at singularities of initially smooth, closed surfaces flowing by mean curvature flow.
- Submitted
- Mar 11, 2019
- Last revised
- Feb 4, 2020 (v4)
- Subjects
- math.DG, math.AP
Comments: 43 pages, 14 Figures. This revised version will appear in Journal of Differential Geometry
Its neighbourhood
Connected papers
The 8 papers on this site closest to this one, judged by the topics they share, the words and phrases in their titles and abstracts, and their authors. They are not its citations, but a map of the work around it. Papers here go back to 2016, plus the canon.
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Classification of Semigraphical Translators
Topics Self-shrinkers & translators, Stability & uniqueness · Same authors Francisco Martín, Brian White · Shared terms “helicoid”, “pitchfork”
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Graphical Translators for Mean Curvature Flow
Topics Self-shrinkers & translators · Same authors David Hoffman, Francisco Martín, Brian White · Shared terms “parameter family”
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Nguyen's Tridents and the Classification of Semigraphical Translators for Mean Curvature Flow
Topics Self-shrinkers & translators · Same authors David Hoffman, Francisco Martín, Brian White · Shared terms “parameter family”, “periodic”
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Finite entropy translating solitons in slabs
Topics Minimal & CMC surfaces, Self-shrinkers & translators, Stability & uniqueness · Same author Francisco Martín · Shared terms “pitchfork”
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Translating Annuli for Mean Curvature Flow
Topics Self-shrinkers & translators · Same authors David Hoffman, Francisco Martín, Brian White
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Annuloids and -wings
Topics Self-shrinkers & translators · Same authors David Hoffman, Francisco Martín, Brian White
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Boundary Singularities in Mean Curvature Flow and Total Curvature of Minimal Surface Boundaries
Topics Minimal & CMC surfaces, Singularities · Same author Brian White
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Uniqueness of Semigraphical Translators
Topics Self-shrinkers & translators, Stability & uniqueness · Same author Francisco Martín · Shared terms “helicoid”, “pitchfork”
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Background reading
The guides for the topics of this paper: what each idea is, why it matters, and the papers to read first.
In the guidebook
- 6A.13Self-Similar Variables and Monotonicity
Changing variables so that self-similar solutions stand still: convergence to the Gaussian, Giga–Kohn blow-up, Gaussian-weighted monotonicity formulas, frequency functions, and the blow-up logic of Huisken, Struwe and Perelman.
- 6C.8Monotonicity, ε-Regularity and Tangent Cones
Monotonicity formulas for minimal surfaces and harmonic maps, small energy implies smoothness, bubble trees, tangent cones and dimension reduction, with soap films, liquid crystals and pseudolocality.
- 11B.4Blow-Ups, Blow-Downs and Splitting at Infinity
Limits of rescaled manifolds and flows: why blow-up limits are nonnegatively curved, what blow-downs see, and how lines appear at infinity.