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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.

168,695 papers · 148 categories

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0111 · Jul 202019922001200920172026
3 results for “skew-circulant”
Curvature properties of Riemannian manifolds with skew-circulant structuresmath.DG

Study curvature properties of specific Riemannian manifolds with skew-circulant structures.

problem Investigate curvature of Riemannian manifolds with a particular tensor structure.
method Analyze 4D Riemannian manifolds with right skew-circulant tensor S, invariant under S and g, focusing on Ricci tensor and sectional curvatures.
result Obtained properties of curvature tensors and sectional curvatures for specific manifolds.
Riemannian manifoldscurvatureskew-circulant tensorRicci tensorsectional curvature
2021-08-10abs ↗pdf ↗
Spheres and circles with respect to an indefinite metric on a Riemanian manifold with a skew-circulant structuremath.DG

Study of spheres and circles on a manifold with a specific metric structure.

problem Understanding geometric objects on a manifold with a skew-circulant structure.
method Analyzing hyper-spheres, spheres, and circles in a tangent space of a 4D manifold with a skew-circulant tensor structure.
result Characterization of geometric objects under an indefinite metric.
manifoldskew-circulantindefinite metricspherescircles
2023-01-09abs ↗pdf ↗
A Riemannian manifold with skew-circulant structures and an associated locally conformal Kähler manifoldmath.DG

A new Riemannian manifold with skew-circulant structures and its associated locally conformal Kähler manifold are studied.

problem Exploring new Riemannian manifolds with specific tensor structures.
method Defined a tensor on a 4D Riemannian manifold with skew-circulant properties, constructed a Lie group, and studied associated Hermitian manifolds.
result The associated Hermitian manifold is a locally conformal Kähler manifold.
Riemannian manifoldskew-circulantlocally conformal Kählertensor structuresLie group
2020-07-07abs ↗pdf ↗