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.

169,181 papers · 148 categories

Trend · papers per month

60120180240 · Jun 202619922001200920182026
48 results for curvature stability

New rigidity results for scalar curvature with stabilized conditions.

problem Establishing rigidity for scalar curvature with stabilized conditions.
method Construction of foliations and development of a monotone quantity using Ricci flow and heat equation.
result Generalized classical scalar curvature rigidity results to the \(T^{ times}\)-stabilized setting.

Study on stability of constant mean curvature hypersurfaces in Riemannian manifolds.

problem Stability of constant higher mean curvature hypersurfaces in Riemannian manifolds.
method Introduced a new notion of stability and used two stability operators to relate it to the first eigenvalues. Applied to Space Forms and proved non-stability for certain hypersurfaces.
result Embedded rotational spheres with constant k-mean curvature in HnxR or SnxR are not stable.

Paper examines stability of quadratic curvature functionals on product Einstein manifolds.

problem Understanding stability of critical points of quadratic curvature functionals on product Einstein manifolds.
method Analyzes Riemannian functionals defined by L2L^2-norms of Ricci, scalar, Weyl, and Riemannian curvatures.
result Product of a spherical space form and a compact hyperbolic manifold is unstable for some quadratic functionals if the first eigenvalue of the Laplacian of the hyperbolic manifold is sufficiently small.

Quaternion-Kähler manifolds' stability and rigidity of scalar curvature studied.

problem Stability and rigidity of scalar curvature in quaternion-Kähler manifolds.
method Analysis of stability and rigidity conditions using Einstein manifold properties.
result Quaternion-Kähler manifolds of negative scalar curvature are stable and scalar curvature rigid.

Paper proves stability of quermassintegral inequalities using inverse curvature flow.

problem Stability of quermassintegral inequalities for nearly spherical sets.
method Inverse curvature flow with special rescaling to study quermassintegral inequalities.
result Decreasing rate of k-th quermassintegral is faster than Fraenkel asymmetry for nearly spherical sets.

Paper uses Ricci curvature to measure and forecast China's stock market stability.

problem Measuring and predicting systemic stability of China's stock market.
method Geometric measure derived from discrete Ricci curvature applied to financial networks.
result Ricci curvature effectively captures market stability and predicts future trends.

The paper examines the stability of Minkowski inequality for nearly spherical domains.

problem Stability of Minkowski inequality for nearly spherical domains.
method Analyzes stability inequalities for C1C^1 perturbations of a ball and axially symmetric perturbations.
result Established stability inequalities for curvature integrals of nearly spherical domains.

Establishes geodesic stability for Kähler metrics, proving existence of constant scalar curvature.

problem Existence of constant scalar curvature Kähler metrics.
method Exploring metric geometry of Mabuchi geodesic rays and uniform convexity properties of Kähler metrics space.
result Essentially optimal form of Donaldson's geodesic stability conjecture proved.

The paper proves conditions for existence of constant scalar curvature Kähler metrics with cone singularities.

problem Existence of constant scalar curvature Kähler metrics with cone singularities.
method Log KK-polystability and GG-uniform log KK-stability are established.
result Uniform log KK-stability is achieved for normal varieties.

Paper proves existence of unique constant scalar curvature Kähler metric under certain conditions.

problem Existence of constant scalar curvature Kähler metrics on polarized manifolds.
method Direct proof using microscopic stability thresholds and conditions on the limit.
result Existence of a unique constant scalar curvature Kähler metric under specific conditions.

The paper examines stability of Sobolev inequalities on manifolds with Ricci curvature bounds.

problem Stability of Sobolev inequalities on Riemannian manifolds with Ricci curvature lower bounds.
method Generalized Lions' concentration compactness and rigidity results of Sobolev inequalities on singular spaces.
result Almost extremal functions are close to extremal functions on the round sphere and Euclidean Sobolev inequality.

Proves constant scalar curvature Kähler metrics are very general.

problem Existence of constant scalar curvature Kähler metrics on smooth polarized varieties.
method Combining uniform arc K-stability and algebraic properties in families.
result The constant scalar curvature Kähler locus is very general.

Study shows curvature stability under smooth metric convergence.

problem Stability of nonnegative isotropic curvature under metric deformations.
method Introduced method by R. Bamler to study scalar curvature behavior.
result Proved that if metrics converge in C0 norm, resulting metric has isotropic curvature bounded from below.

The paper proves stability for Einstein metrics with special twisted spinors.

problem Stability of Einstein metrics with specific spinor conditions.
method Proves linear semi-stability for a class of Einstein metrics with non-positive scalar curvature.
result Linear semi-stability for Einstein metrics carrying a parallel twisted spinr^r spinor.

Study shows closed manifolds close to flat tori under Kato Ricci curvature bounds.

problem Stability of closed Riemannian manifolds with small Kato Ricci curvature.
method Geometric and diffeomorphic stability results for manifolds with small Kato Ricci curvature.
result Closed manifolds with small Kato Ricci curvature are close to flat tori and diffeomorphic to tori.

Study on stability of Positive Mass Theorem using Inverse Mean Curvature Flow.

problem Stability of Positive Mass Theorem in foliated regions with positive scalar curvature.
method Analyzes sequences of regions foliated by solutions to Inverse Mean Curvature Flow, focusing on convergence to flat annuli under specific conditions.
result Convergence of foliated regions to flat annuli under certain conditions, leading to stability of Positive Mass Theorem.

The study examines stability of Sobolev inequalities on manifolds with Ricci bounds.

problem Stability of Sobolev inequalities on Riemannian manifolds with Ricci curvature lower bounds.
method Combines techniques from smooth and non-smooth geometry, focusing on direct strategies.
result Effective methods revealed for stability of Sobolev inequalities on manifolds with non-negative Ricci curvature and Euclidean volume growth.

The study proves stability of various graphical translators in mean curvature flow.

problem Stability of graphical translators in mean curvature flow.
method Existence of longtime solution to mean curvature flow, dynamical stability results for various graphical translators.
result Dynamical stability of various types of graphical translators.

Paper proves stability of flow in cotangent bundle for special Lagrangian submanifolds.

problem Stability of generalized Lagrangian mean curvature flow in cotangent bundle.
method New derivative estimates to weaken initial conditions and remove curvature constraints.
result Stability of flow near special Lagrangian submanifolds in cotangent bundle.

The paper proves stability and convergence of minimal networks under curvature motion.

problem Stability and convergence of minimal networks under curvature motion.
method Proved Lojasiewicz-Simon gradient inequalities for minimal networks.
result Motion by curvature starting from networks close to minimal ones exists for all times and smoothly converges.

The study examines rigidity and stability of gradient estimates on surfaces and manifolds.

problem Rigidity and stability of gradient estimates for positive harmonic functions and solutions to heat equations.
method Sharp gradient estimates for positive harmonic functions and solutions to heat equations on surfaces and manifolds with nonnegative curvature.
result Obtained rigidity and stability results for gradient estimates.

Minimal Lagrangians in certain curved spaces are stable under specific flows.

problem Stability of minimal Lagrangians in Kähler-Einstein manifolds of non-positive curvature.
method Proved stability under Lagrangian mean curvature flow.
result Equivalence between linear and dynamical stability for C1C^1-close Lagrangians.

Study stable maximal hypersurfaces in various spacetimes.

problem Characterize stability of maximal hypersurfaces in Lorentzian spacetimes.
method Analyze hypersurfaces in spacetimes with curvature assumptions, proving stability conditions and rigidity results.
result Characterize stability in spaces with constant sectional curvature and sufficient conditions for stability in general spacetimes.

Many conservative partial differential equations correspond to geodesic equations on groups of diffeomorphisms. Stability of their solutions can be studied by examining sectional curvature of these groups: negative curvature in all sections implies exponential growth of perturbations and hence suggests instability, whi…

2011-09-08abs ↗pdf ↗

The paper examines stability of Yamabe boundary problem under perturbations.

problem Stability of Yamabe boundary problem under perturbations of mean curvature and scalar curvature.
method Analyzes stability of the Yamabe boundary problem with respect to perturbations of mean curvature and scalar curvature.
result The stability of the Yamabe boundary problem is proven under perturbations from below, but not from above.

Sharp stability estimate for tensor tomography in non-positive curvature.

problem Stability estimate for tensor tomography on manifolds with non-positive curvature.
method Pestov identity with localized frequency boundary term.
result Stability estimate of the form L2HT1/2L^2\mapsto H^{1/2}_{T}.

The paper examines the stability of a specific flow on complex manifolds.

problem Stability of line bundle mean curvature flow on complex manifolds.
method Analyzes the convergence of the line bundle mean curvature flow to a deformed Hermitian-Yang-Mills metric.
result The flow converges exponentially to the deformed Hermitian-Yang-Mills metric in the CC^\infty sense.

The study examines stability of triharmonic hypersurfaces in space forms.

problem Stability of triharmonic hypersurfaces in space forms.
method Derivation of general stability statements, focus on specific cases of constant mean curvature in Euclidean and hyperbolic spaces, and analysis of small proper triharmonic hyperspheres and Clifford tori.
result Triharmonic hypersurfaces of constant mean curvature in Euclidean space are weakly stable with respect to normal variations, while in hyperbolic space they are stable.

Study on deformation of weighted scalar curvature, proving geometric results and stability.

problem Deformation of weighted scalar curvature and related geometric properties.
method Linearization of weighted scalar curvature, studying kernel of formal adjoint.
result Definition and study of weighted vacuum static spaces, stability results on flat spaces.