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<title>Manuel del Pino — Neckpinch</title><link>https://neckpinch.com/authors/manuel-del-pino/</link><description>New arXiv papers by Manuel del Pino, from Neckpinch</description>
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<item><title>A Bernstein problem for translating solutions to the mean curvature flow</title><link>https://neckpinch.com/papers/2609.04675/</link><guid isPermaLink="false">arxiv:2609.04675</guid><pubDate>Fri, 04 Sep 2026 00:00:00 GMT</pubDate><description>Juan Davila, Manuel del Pino, Juncheng Wei — We study entire graphical translating solutions of the mean curvature flow, div (frac∇G√(1+|∇G|²)) =frac1√(1+|∇G|²) in ℝ^N. Every such graph is mean-convex, since its mean curvature is the vertical component of its unit normal. In dimension two, mean-convex translating solitons are convex, and an entire graphical translator is therefore the rotationally symmetric bowl soliton. In higher dimensions Wang constructed non-rotational entire convex translating graphs. We prove that a further loss of rigidity occurs at the Bernstein dimension: for every N≥ 8 there exists a one-parameter family of entire graphical translators that are mean-convex but not convex. The construction starts from the Bombieri–De Giorgi–Giusti (BDG) entire minimal graph in ℝ⁸ and develops a singular perturbation theory for the translator equation around it. The main new feature is a transition layer near Simons&apos; cone: the translating term breaks the odd symmetry of the minimal graph, and after a suitable recentering the matching problem is governed by a parabolic inner equation. A detailed analysis of this layer, together with weighted Jacobi theory on the BDG graph and global barriers, yields the desired entire solutions.</description><category>Mean curvature flow</category><category>Self-shrinkers &amp; translators</category><category>Stability &amp; uniqueness</category><category>Rotational symmetry &amp; warped products</category></item>
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