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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.

169,341 papers · 148 categories

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326395126 · May 202619922001200920182026
48 results for fiberwise Anosov flows

Shows self orbit equivalences of Anosov flows on 3-manifolds have specific properties.

problem Characterizing self orbit equivalences of Anosov flows on 3-manifolds.
method Analyzing the homotopy properties and orbit structure of self orbit equivalences.
result Self orbit equivalences of Anosov flows on 3-manifolds are restricted to specific types.

This paper is devoted to rigidity of smooth bundles which are equipped with fiberwise geometric or dynamical structure. We show that the fiberwise associated sphere bundle to a bundle whose leaves are equipped with (continuously varying) metrics of negative curvature is a topologically trivial bundle when either the ba…

2014-03-17abs ↗pdf ↗

Paper generalizes spectral flow formulas for compact Lie group actions.

problem Generalizing spectral flow formulas for compact Lie group actions.
method Equivariant version of Dai-Zhang higher spectral flow, embedding formula, adiabatic limit formula for Atiyah-Patodi-Singer eta invariants.
result Generalization of eta forms to equivariant Bismut-Cheeger eta forms.

The paper proves that a fiberwise Kähler-Ricci flow is positive for all time on a family of bounded strongly pseudoconvex domains.

problem Proving positivity of a fiberwise Kähler-Ricci flow on a family of bounded strongly pseudoconvex domains.
method By constructing a family of flows on fibers and showing that the induced form on the total space is positive.
result The fiberwise Kähler-Ricci flow is positive for all time on the total space.

New method shows pseudo-Anosov flows on graph manifolds can be simplified.

problem Understanding pseudo-Anosov flows on graph manifolds.
method Constructing a partial Birkhoff section with genus one components that misses finitely many closed orbits.
result Every pseudo-Anosov flow on a graph manifold is almost equivalent to a totally periodic flow or a suspension Anosov flow.

New method constructs Birkhoff sections for pseudo-Anosov flows with controlled complexity.

problem Constructing Birkhoff sections for pseudo-Anosov flows with specific properties.
method Uses connection between pseudo-Anosov flows and veering triangulations to explicitly construct sections with controlled complexity.
result Shows that any transitive pseudo-Anosov flow has a Birkhoff section with two boundary components.

The study finds infinitely many periodic orbits that can be used to modify Anosov flows.

problem Can surgeries on periodic orbits of Anosov flows produce equivalent flows?
method Analyzing suspension Anosov flows, the study identifies pairs of periodic orbits that can be used to modify the flow.
result For some suspension Anosov flows, there exist infinitely many pairs of periodic orbits that can be used to modify the flow.

We first prove rigidity results for pseudo-Anosov flows in prototypes of toroidal 3-manifolds: we show that a pseudo-Anosov flow in a Seifert fibered manifold is up to finite covers topologically equivalent to a geodesic flow and we show that a pseudo-Anosov flow in a solv manifold is topologically equivalent to a susp…

2010-07-04abs ↗pdf ↗

Billiard flow in spherical obstacles approximates Anosov geodesic flow on surfaces.

problem Understanding geodesic flows on surfaces approximating spherical billiards.
method Analyzing billiard dynamics and geodesic flows on surfaces in S^3.
result Billiard flow in spherical obstacles is approximated by Anosov geodesic flow on surfaces in S^3.

Horizontal surgery on pseudo-Anosov flows yields almost equivalent flows.

problem Understanding and manipulating pseudo-Anosov flows.
method Performing horizontal surgery on pseudo-Anosov flows by cutting along specific annuli and regluing with a Dehn twist.
result Horizontal Goodman surgery on transitive pseudo-Anosov flows yields an almost equivalent flow.

The paper proves rigidity results for Anosov flows and their orbit equivalences.

problem Characterizing orbit equivalences of Anosov flows and their dynamics.
method Using hyperbolic-like dynamics, the paper proves a spectral rigidity theorem and gives efficient criteria for orbit equivalences.
result Characterizes orbit equivalent flows in terms of fundamental group elements represented by periodic orbits.

The study connects ECH capacities to Anosov flows, proving infinite capacities and obstructions.

problem Understanding ECH capacities and their relation to Anosov flows.
method Relating ECH capacities to Anosov flows dynamics, proving infinite capacities and obstructions.
result ECH capacities are infinite for many symplectic 4-manifolds, including cotangent disk bundles over surfaces of genus at least two.

Anosov geodesic flow proven in non-compact manifolds with negative curvature.

problem Proving Anosov geodesic flow in non-compact manifolds with negative curvature.
method Proving the geodesic flow is Anosov by showing average sectional curvature is negative and uniformly away from zero.
result Constructed a non-compact manifold with Anosov geodesic flow.

Proves simplicity of Lyapunov exponents for specific Anosov flows.

problem Proving all Lyapunov exponents have multiplicity 1 for certain Anosov flows.
method Perturbative results for flows, modification of eigenvalues, Markov partition, and simplicity criterion.
result In a C1C^1-open and CkC^k-dense set of Anosov flows, all Lyapunov exponents have multiplicity 1.

This paper classifies expanding attractors and non-transitive Anosov flows on specific knot and manifold spaces.

problem Classifying expanding attractors and non-transitive Anosov flows on specific knot and manifold spaces.
method Using the derived Anosov (DA) expanding attractor and the Franks-Williams manifold, the paper proves the uniqueness of these structures.
result The DA expanding attractor and the Franks-Williams non-transitive Anosov flow are the unique structures supported by N0N_0 and M0M_0 respectively.

Smoothly conjugate Anosov flows on 3D manifolds are actually smoothly conjugate.

problem Smoothly conjugate 3D Anosov flows are not always smoothly conjugate.
method Proved smooth rigidity for volume preserving Anosov flows on 3-manifolds.
result Smooth conjugacy implies smooth conjugacy for volume preserving Anosov flows.

New metrics connect surfaces with Anosov flows to those with negative curvature.

problem Creating metrics with Anosov flows on surfaces of positive curvature.
method Constructing metrics with Anosov geodesic flows and positive curvature regions, connecting to negative curvature metrics via smooth conformal deformations.
result Existence of a smooth curve of conformal deformations connecting Anosov metrics to metrics of negative curvature.

Study shows partial hyperbolicity leads to Anosov dynamics in 3-manifolds.

problem Understanding dynamics in hyperbolic 3-manifolds and Seifert manifolds.
method Classification of partially hyperbolic diffeomorphisms and pseudo-Anosov dynamics.
result Complete classification of partially hyperbolic diffeomorphisms in hyperbolic 3-manifolds and Seifert manifolds.

The paper studies stability of discretized Anosov flows.

problem Global stability of discretized Anosov flows.
method Defined and proved equivalence with previous definitions, showed properties through C1C^1 openness and closedness, and established integrability and uniqueness of invariant foliations.
result Discretized Anosov flows are globally stable.

Proves existence of many non-R\mathbb R-covered Anosov flows on hyperbolic 3-manifolds.

problem Existence of many non-R\mathbb R-covered Anosov flows on hyperbolic 3-manifolds.
method Description of clusters of lozenges in orbit spaces of constructed Anosov flows.
result Existence of hyperbolic 3-manifolds carrying many pairwise orbitally inequivalent quasi-geodesic Anosov flows.