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We study almost-calibrated, $O(n)$-equivariant Lagrangian mean curvature flow in $\mathbb{C}^n$, and prove structural theorems about the Type I and Type II blowups of finite-time singularities. In particular, we prove that any Type I blowup…

Differential Geometry · Mathematics 2020-12-09 Albert Wood

In this paper we investigate the singularities of Lagrangian mean curvature flows in $\mathbf{C}^m$ by means of smooth singularity models. Type I singularities can only occur at certain times determined by invariants in the cohomology of…

Differential Geometry · Mathematics 2015-05-11 Andrew A. Cooper

We introduce Lagrangian mean curvature flow with boundary in Calabi--Yau manifolds by defining a natural mixed Dirichlet-Neumann boundary condition, and prove that under this flow, the Lagrangian condition is preserved. We also study in…

Differential Geometry · Mathematics 2022-11-11 Christopher G. Evans , Ben Lambert , Albert Wood

We study solutions to the inverse mean curvature flow which evolve by homotheties of a given submanifold with arbitrary dimension and codimension. We first show that the closed ones are necessarily spherical minimal immersions and so we…

Differential Geometry · Mathematics 2018-02-12 Ildefonso Castro , Ana M. Lerma

We provide several rigidity results for the Clifford torus in the class of compact self-shrinkers for Lagrangian mean curvature flow.

Differential Geometry · Mathematics 2012-12-04 Ildefonso Castro , Ana M. Lerma

We review some recent results on the mean curvature flows of Lagrangian submanifolds from the perspective of geometric partial differential equations. These include global existence and convergence results, characterizations of first-time…

Differential Geometry · Mathematics 2011-04-19 Mu-Tao Wang

We study the evolution of the Whitney sphere along the Lagrangian mean curvature flow. We show that equivariant Lagrangian spheres in $\mathbb{C}^n$ satisfying mild geometric assumptions collapse to a point in finite time and the tangent…

Differential Geometry · Mathematics 2018-12-13 Celso Viana

In this paper, we construct various examples of Lagrangian mean curvature flows in Calabi-Yau manifolds, using moment maps for actions of abelian Lie groups on them. The examples include Lagrangian self-shrinkers and translating solitons in…

Differential Geometry · Mathematics 2017-11-22 Hiroshi Konno

In this paper, we consider soliton solutions of the mean curvature flow in the unit sphere $S^{2n+1}$ moving along the integral curves of the Hopf unit vector field. While such solitons must necessarily be minimal if compact, we produce a…

Differential Geometry · Mathematics 2026-02-10 Marco Magliaro , Luciano Mari , Fernanda Roing , Andreas Savas-Halilaj

We survey some of the state of the art regarding singularities in Lagrangian mean curvature flow. Some open problems are suggested at the end.

Differential Geometry · Mathematics 2010-12-10 André Neves

We describe the evolution under the mean curvature flow of embedded Lagrangian spherical surfaces in the complex Euclidean plane $\mathbb{C}^2$. In particular, we answer the Question 4.7 addressed in [Ne10b] by A. Neves about finding out a…

Differential Geometry · Mathematics 2018-02-12 Ildefonso Castro , Ana M. Lerma , Vicente Miquel

In this article we consider the Lagrangian mean curvature flow of compact, circle-invariant, almost calibrated Lagrangian surfaces in hyperk\"ahler 4-manifolds with circle symmetry. We show that this Lagrangian mean curvature flow can be…

Differential Geometry · Mathematics 2024-12-23 Jason D. Lotay , Goncalo Oliveira

We study singularities along the Lagrangian mean curvature flow with tangent flows given by multiplicity one special Lagrangian cones that are smooth away from the origin. Some results are: uniqueness of all such tangent flows in dimension…

Differential Geometry · Mathematics 2024-10-30 Yang Li , Gábor Székelyhidi

It is shown that an equivariant Lagrangian sphere with a positivity condition on its Ricci curvature develops a type-II singularity under the Lagrangian mean curvature flow that rescales to the product of a grim reaper with a flat…

Differential Geometry · Mathematics 2019-04-17 Andreas Savas-Halilaj , Knut Smoczyk

We prove a Thomas--Yau-type conjecture for monotone Lagrangian tori satisfying a symmetry condition in the complex projective plane $\mathbb{CP}^2$. We show that such tori exist for all time under Lagrangian mean curvature flow with…

Differential Geometry · Mathematics 2022-02-15 Christopher G. Evans

On the one hand, we prove that the Clifford torus in $\mathbb{C}^2$ is unstable for Lagrangian mean curvature flow under arbitrarily small Hamiltonian perturbations, even though it is Hamiltonian $F$-stable and locally area minimising under…

Differential Geometry · Mathematics 2021-02-01 Christopher G. Evans , Jason D. Lotay , Felix Schulze

We construct new examples of self-similar solutions and translating solitons for Lagrangian mean curvature flow by extending the method of Joyce, Lee and Tsui. Those examples include examples in which the Lagrangian angle is arbitrarily…

Differential Geometry · Mathematics 2011-09-19 Hiroshi Nakahara

In this paper, we produce explicit examples of mean curvature flow of (2m-1)-dimensional submanifolds which converge to (2m-2)-dimensional submanifolds at a finite time. These examples are a special class of hyperspheres in $\mathbb{C}^{m}$…

Differential Geometry · Mathematics 2023-09-11 Farnaz Ghanbari , Samreena

We use holomorphic disks to describe the formation of singularities in the mean curvature flow of monotone Lagrangian submanifolds in $\mathbb C^{n}$.

Differential Geometry · Mathematics 2019-03-11 K. Groh , M. Schwarz , K. Smoczyk , K. Zehmisch

We obtain explicit solutions of the mean curvature flow in some submanifolds of the Euclidean space. We give particularly an explicit solution of the flow of a hypersurface in the Lagrangian self-expander $L$ which is constructed in the…

Differential Geometry · Mathematics 2015-03-10 Hiroshi Nakahara
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