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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.

169,341 papers · 148 categories

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48 results for Liouville cobordisms

Defines symplectic homology for Liouville cobordisms, satisfying Eilenberg-Steenrod axioms.

problem Defining and satisfying Eilenberg-Steenrod axioms for symplectic homology.
method Definition and proof of axioms for symplectic homology of Liouville cobordisms.
result Symplectic homology satisfies Eilenberg-Steenrod axioms except for dimension.

The purpose of this paper is to introduce Liouville hypersurfaces in contact manifolds, which generalize ribbons of Legendrian graphs and pages of supporting open books. Liouville hypersurfaces are used to define a gluing operation for contact manifolds called the Liouville connect sum. Performing this operation on a c…

2012-04-14abs ↗pdf ↗

We provide in this note two relevant examples of Lagrangian cobordisms. The first one gives an example of two exact Lagrangian submanifolds which cannot be composed in an exact fashion. The second one is an example of an exact Lagrangian cobordism on which all primitive of the Liouville form is not constant on the nega…

2013-01-29abs ↗pdf ↗

The paper explores the L1L^1-Liouville property on graphs and its connections to stochastic completeness.

problem Investigating the L1L^1-Liouville property on graphs and its implications.
method Characterization of L1L^1-Liouville property in terms of Green function, equivalence with stochastic completeness, and comparison theorems based on inner-outer curvatures.
result Equivalence of L1L^1-Liouville property and stochastic completeness on model graphs, and introduction of Dirichlet L1L^1-Liouville property.

We give exposition of a Liouville theorem established in \cite{Li3} which is a novel extension of the classical Liouville theorem for harmonic functions. To illustrate some ideas of the proof of the Liouville theorem, we present a new proof of the classical Liouville theorem for harmonic functions. Applications of the …

2006-09-14abs ↗pdf ↗

Study explores Liouville's theorem and SLP for harmonic functions on cones and surfaces.

problem Investigating Liouville's theorem and SLP for harmonic functions on Riemannian cones and surfaces.
method Reinterprets classical Liouville property in terms of radial eigenfunctions, providing explicit estimates and constructing examples.
result Explicit estimates for slowest-growing nonconstant harmonic functions and a unified geometric perspective on Liouville phenomena.

A 'Liouville structure' is a structure isomorphic to a cotangent vector fibration. A Liouville structure is an essential ingredient of every variational formulation of a physical theory. For reasons of interpretation the Liouville structure can not be replaced by the corresponding cotangent fibration. We give a precise…

2008-06-08abs ↗pdf ↗

Study non-Weinstein Liouville geometry via hyperbolic dynamics, proving rigidity results.

problem Characterize non-Weinstein Liouville geometry with persistent transverse skeleton.
method Anosov 3-flows, Liouville Interpolation Systems, non-singular partially hyperbolic flows, hyperbolic dynamics.
result Mitsumatsu's examples characterize 4D non-Weinstein Liouville geometry with 3D persistent transverse skeleton.

Study Liouville action on quasi-Fuchsian groups, proving formulas and relating to holography.

problem Analyzing Liouville action for quasi-Fuchsian groups with different types of elements.
method Derived formulas for classical Liouville action, proved first and second variations, and established holography principle.
result Established an equality linking Liouville action and renormalized volume for quasi-Fuchsian groups.

The universal Liouville action equals the renormalized volume of a hyperbolic 3-manifold.

problem Understanding the geometric significance of the universal Liouville action.
method Analyzing the Weil-Petersson universal Teichmüller space and its relation to hyperbolic 3-manifolds.
result The gradient flow of the universal Liouville action converges to the origin, providing a bound on Weil-Petersson distance.

Proves a Liouville-type theorem for p-Laplacian on manifolds.

problem Proving Liouville-type theorems for p-Laplacian on manifolds.
method Proved a Liouville-type result for the p-Laplacian on complete Riemannian manifolds.
result Proved a Liouville-type theorem for the p-Laplacian on complete non-compact Riemannian manifolds.

The paper investigates Liouville type theorems for various harmonic forms on Riemannian manifolds.

problem Investigating Liouville type properties of harmonic forms on Riemannian manifolds.
method Normalized integral Ricci curvature and BiRic curvature.
result Established Liouville theorems for pp-harmonic function, pp-harmonic 1 form, and harmonic qq form (with q2q \geq 2).

The paper proves Liouville rigidity for Hessian equations, characterizing geometric conditions for constant solutions.

problem Characterizing geometric conditions for constant solutions in Hessian equations.
method Recursive geometric condition (Liouville admissibility) and anisotropic constructions.
result The Liouville-type property is characterized as a geometric property of the admissible set.

Optimal Liouville theorem for half-Euclidean space equations.

problem Optimal Liouville-type theorems for conformally invariant equations.
method Established optimal Liouville-type theorems for conformally invariant second-order elliptic equations.
result Proved an optimal Liouville-type theorem for equations in the half-Euclidean space.

Generative model improved using Liouville PDE-based sliced-Wasserstein flow.

problem Improving generative models for fair regression.
method Transformed sliced-Wasserstein flow into Liouville PDE-based formalism, handling density estimation with normalizing flows of neural ODE.
result Outperforms in convergence and fairness with reduced variance.

The paper derives Liouville theorems for various generalized maps on Riemannian manifolds.

problem Deriving Liouville theorems for generalized maps on Riemannian manifolds.
method Using conservation laws and monotonicity formulas, the paper derives Liouville theorems for different types of maps under various conditions.
result The paper establishes Liouville theorems for several types of generalized maps, including φφ-FF harmonic maps, φφ-FF symphonic maps, and φφ-FF-VV-harmonic maps.

Study Liouville theorems for harmonic maps along ancient super Ricci flows.

problem Proving Liouville theorems for harmonic maps under specific geometric conditions.
method Using Perelman's reduced geometric viewpoint, derive Liouville theorems with controlled growth.
result Sharp growth conditions and new Liouville theorems for both non-positively and positively curved target spaces.

Liouville property proven for certain harmonic functions on metric measure spaces.

problem Proving Liouville property for ff-harmonic functions with polynomial growth.
method Using Bakry-Émery Ricci curvature nonnegativity and sublinear diameter growth of geodesic spheres.
result Liouville property established for ff-harmonic functions with polynomial growth.

The paper proves a Liouville theorem for specific harmonic maps with free boundary.

problem Analyzing harmonic maps with free boundary conditions.
method Developed Liouville theorem for φ φ-FF-symphonic, φ φ-FF-harmonic, and φ φ-ΦS,p,εΦ_{S, p, \varepsilon} harmonic maps.
result Established Liouville theorem for the specified harmonic maps with free boundary.

The paper introduces a new invariant for cobordism classes of manifolds and extends cobordism groups.

problem Developing a new invariant for cobordism classes of manifolds.
method Introducing an invariant ϰR\varkappa_R for null-cobordant nn-manifolds and constructing cobordism groups ΩnRΩ_n^R.
result The invariant ϰR\varkappa_R is a complete invariant of RR-cobordism classes of null-cobordant nn-manifolds.

Study cobordisms of nested manifolds and their invariants.

problem Understanding cobordisms of nested manifolds and their invariants.
method Identify a nested analog of the Pontryagin-Thom construction and find spaces homotopy equivalent to nested Pontryagin-Thom spaces.
result Discover nested cobordism invariants and provide an alternative proof of Wall's splitting result.

Study maps on link Floer homology for unoriented link cobordisms.

problem Defining maps on link Floer homology induced by unoriented link cobordisms.
method Introduced disoriented link cobordism to track critical points, constructed a map on unoriented link Floer homology.
result Comparison with existing constructions for unoriented band moves.

Study on volume growth, Liouville theorems, and f-harmonic functions in Ricci shrinkers.

problem Volume growth and Liouville theorems in Ricci shrinkers.
method Analysis of ff-harmonic functions and volume comparison properties.
result Integral properties and local gradient estimates of ff-harmonic functions on Ricci shrinkers.

Liouville entropy increases strictly along Ricci flow on surfaces.

problem Understanding the behavior of Liouville entropy under Ricci flow.
method New expression for Liouville entropy derivative, proof of positivity in specific directions.
result Liouville entropy is strictly increasing along normalized Ricci flow for 1/6-pinched metrics.

Improved Liouville theorems for ancient solutions to V-harmonic map heat flows.

problem Establishing Liouville theorems for ancient solutions to V-harmonic map heat flows.
method Refined gradient estimates and exponential growth conditions.
result Better Liouville theorems for ancient solutions to V-harmonic map heat flows.

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.

Study shows Khovanov homology's relation to decomposable Lagrangian cobordisms.

problem Understanding the relationship between Khovanov homology and decomposable Lagrangian cobordisms.
method Utilized previously defined filtered invariants to give obstructions.
result Partial answer to Ekholm, Honda, and Kálmán's question about Khovanov homology and decomposable Lagrangian cobordisms.

Special Liouville metrics with Ricci-like conditions are determined by elliptic functions.

problem Characterizing Liouville metrics with Ricci-like conditions in complex space forms.
method Analyzing necessary conditions for induced metrics of parallel mean curvature surfaces and proving the existence of specific Liouville metrics.
result Explicit determination of special Liouville metrics with Ricci-like conditions by elliptic functions.

Discrete version of Liouville's theorem for simplicial complexes.

problem Finding equivalent simplicial complexes under discrete conformal equivalence.
method Proving an analogous statement for simplicial complexes, considering combinatorial equivalence and scale factors associated with vertices.
result All discretely conformally equivalent simplicial complexes are combinatorially equivalent.

Arnold-Liouville systems cannot be bi-Hamiltonian generically.

problem The bi-Hamiltonian structure of Arnold-Liouville systems.
method Proving that a specific class of smooth functions is a meagre subset for the Fréchet topology, which implies Arnold-Liouville systems cannot be bi-Hamiltonian.
result Generically, Arnold-Liouville systems cannot be bi-Hamiltonian.