Research
On-device research index

arXiv research

A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.

168,657 papers · 148 categories

Trend · papers per month

3672108144 · May 202619922001200920172026
48 results for Half-Space Theorem

Paper classifies critical points in half-space with new distance function.

problem Classifying critical points in half-space with capillary CMC hypersurfaces.
method New shifted distance function for capillary problem in half-space.
result Proves Alexandrov-type theorem for singular capillary CMC hypersurfaces.

Study proves no minimal surfaces can be contained in certain half-spaces or cones.

problem Prohibiting minimal surfaces from certain geometric configurations.
method Analyzes weighted minimal surfaces in R3\mathbb{R}^3 with height-dependent weights.
result No proper surfaces can be contained in specific half-spaces or cones.

A 3D catenoid in 4D space is a minimal hypersurface that cannot be extended to a higher-dimensional half-space.

problem Extending the half-space theorem to higher dimensions in R4\mathbb{R}^4.
method Analyzing the topological constraints on minimal hypersurfaces in R4\mathbb{R}^4.
result A complete, properly embedded minimal hypersurface in a slab in R4\mathbb{R}^4 must be a hyperplane.

The paper explores properties of 1-surfaces in hyperbolic space and proves strong half-space theorems.

problem Investigating properties of 1-surfaces in Riemannian manifolds with specific curvature bounds.
method Analyzes the intersection problem for 1-surfaces with bounded curvature in a complete Riemannian three-manifold with Ricci curvature bounded from below.
result Strong half-space theorems for complete 1-surfaces in hyperbolic space with bounded curvature.

Study proves Liouville theorem for specific curvature equations with boundary conditions.

problem Proving Liouville theorem for σkσ_k-curvature equations in half spaces with nonlinear boundary conditions.
method Established using positive constant curvature equations and variational functional approach.
result Proved Liouville theorem for positive constant σkσ_k-curvature equations in R+n\mathbb{R}_{+}^{n} and boundary conditions.

The study proves that certain minimal hypersurfaces in 4D space must be planes.

problem The extension of the half-space theorem to higher dimensions is obstructed.
method Analyzes topological properties of minimal hypersurfaces in R4\R^4.
result Complete, properly embedded minimal hypersurfaces in R4\R^4 with bounded curvature and diffeomorphic to R3\R^3 must be planes.

We prove a half-space theorem for an ideal Scherk graph ΣM×RΣ\subset M\times\mathbb R over a polygonal domain DM,D\subset M, where MM is a Hadamard surface whose curvature is bounded above by a negative constant. More precisely, we show that a properly immersed minimal surface contained in D×RD\times\mathbb R and disjoint…

2013-06-26abs ↗pdf ↗

We present a criterion for the stochastic completeness of a submanifold in terms of its distance to a hypersurface in the ambient space. This relies in a suitable version of the Hessian comparison theorem. In the sequel we apply a comparison principle with geometric barriers for establishing mean curvature estimates fo…

2013-07-10abs ↗pdf ↗

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 Riemannian metric. We first prove a half-space theorem for constant mean curvature surfac…

2010-12-09abs ↗pdf ↗

Study classifies solutions to specific equations on half-space and ball.

problem Classifying nonnegative solutions to QQ-flat and constant TT-curvature equations.
method Introduced a biharmonic Poisson kernel and derived its explicit representation formula.
result Established classification theorems for solutions on R+n+1\mathbb{R}_+^{n+1} and Bn+1\mathbb{B}^{n+1}.

We prove some half-space theorems for minimal surfaces in the Heisenberg group Nil_3 and the Lie group Sol_3 endowed with their left-invariant Riemannian metrics. If S is a properly immersed minimal surface in Nil_3 that lies on one side of some entire minimal graph G, then S is the image of G by a vertical translation…

2010-05-21abs ↗pdf ↗

Paper extends capillary convex body results to anisotropic setting with Alexandrov-Fenchel inequalities.

problem Extending capillary convex body results to anisotropic setting.
method Developed theory for anisotropic capillary convex bodies in half-space and established Alexandrov-Fenchel inequality for mixed volumes.
result Established a general Alexandrov-Fenchel inequality for mixed volumes of anisotropic capillary convex bodies, weakening and extending previous results.

Paper proves inequality for capillary hypersurfaces with new proof.

problem Proving a Heintze-Karcher type inequality for hypersurfaces with capillary boundary.
method Using a mixed boundary value problem in Reilly type formula to establish the inequality.
result New proof of Alexandrov type theorem for capillary hypersurfaces.

The paper proves nonexistence results for translating solitons in r-mean curvature flow.

problem Proving nonexistence of translating solitons in r-mean curvature flow.
method Establishing nonexistence results under suitable growth conditions on curvature and second fundamental form.
result Properly immersed translating solitons cannot be confined to certain half-spaces.

The paper defines capacities for minimal graphs over manifolds and proves the half-space property.

problem Characterizing minimal graphs and their properties over manifolds.
method Defining capacities using relative volume, studying solutions of bounded variation, and analyzing boundary behavior.
result Proves the half-space property for MM-parabolic manifolds.

The paper applies a capillary John ellipsoid theorem to solve capillary curvature problems.

problem Solving capillary curvature problems in Euclidean half-spaces.
method Applying a capillary John ellipsoid theorem to derive non-collapsing estimates and gradient estimates.
result Established existence of solutions to capillary curvature problems in certain ranges of pp and qq.

Study extends eigenvalue formulas to weighted manifolds and proves global rigidity theorems.

problem Eigenvalue formulas and rigidity theorems for weighted manifolds.
method Extends variational formulae to weighted manifolds, proving global rigidity theorems.
result Global rigidity theorems for critical domains in Gaussian half-space.

The article constructs helicoidal and catenoidal minimal surfaces in a Lie group.

problem Constructing minimal surfaces in a specific Lie group.
method Weierstrass-type representation for minimal surfaces in Lie groups of dimension three.
result New proof of a half-space theorem for minimal surfaces in E(2)~\widetilde{E(2)}.

The study characterizes convex bodies with equal isoperimetric profiles to half-spaces and estimates their volume behavior.

problem Characterizing convex bodies with equal isoperimetric profiles to half-spaces.
method Using a new concept of asymptotic dimension, the study characterizes convex bodies and estimates their volume behavior.
result For large volumes, the isoperimetric profile of convex bodies is asymptotic to that of RN\mathbb{R}^N.

Study on minimal surfaces with free boundary in a half-space, improving index estimates.

problem Non-existence of index two embedded minimal surfaces with free boundary in a half-space.
method Improved estimates of Neumann and Dirichlet indices, simplified proof of lower bounds.
result Answered Ambrozio et al.'s question and provided new lower bounds.

Paper solves inequalities for capillary hypersurfaces in half-spaces.

problem Finding inequalities for convex capillary hypersurfaces in half-spaces.
method Introduced quermassintegrals and constructed a new locally constrained curvature flow to prove convergence to spherical caps.
result Obtained Alexandrov-Fenchel inequalities for convex capillary hypersurfaces.

Paper analyzes iterative learning for concept classes and learns half-spaces.

problem Learning concept classes efficiently with iterative learners.
method Analyzes various settings of iterative learning and provides a constructive algorithm for half-spaces.
result Constructive iterative algorithm for learning half-spaces from informant.

The paper classifies solutions to a Liouville equation on a half-space with a specific boundary condition.

problem Classifying solutions to a Liouville equation with a nonlinear Neumann boundary condition.
method Analyzing the nn-Laplacian Liouville equation on the half-space R+n\mathbb{R}^{n}_{+} with positive nonlinear Neumann boundary condition.
result The classification of solutions extends previous results for n=2n=2 and p=np=n.

The paper proves inequalities for convex capillary hypersurfaces in a half-space.

problem Proving inequalities for convex capillary hypersurfaces in a half-space.
method Locally constrained inverse curvature flow with spherical cap convergence.
result Proves a complete family of Alexandrov-Fenchel inequalities for convex capillary hypersurfaces.