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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.

168,742 papers · 148 categories

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0111 · Mar 200619922001200920172026
9 results for non-metrizability

We investigate the problem of describing the homotopy classes [X,Y][X,Y] of continuous functions between ωω-bounded non metrizable manifolds X,YX,Y. We define a family of surfaces XX built with the first octant CC in L2L^2 (LL is the longline and RR the longray), and show that [X,R][X,R] is in bijection with so called `a…

2006-03-21abs ↗pdf ↗

The paper explores non-metrizability of projective deformations of Finsler sprays.

problem Investigating non-metrizability of projective deformations of Finsler sprays.
method Analyzing projective deformation of Finsler sprays by holonomy invariant functions and proving non-metrizability for most cases.
result For most values of λ and holonomy invariant nontrivial functions P, the projective deformation is not Finsler metrizable.

We show that the Prüfer surface, which is a separable non-metrizable 2-manifold, has not the homotopy type of a CW-complex. This will follow easily from J. H. C. Whitehead's result: if one has a good approximation of an arbitrary space by a CW-complex, which fails to be a homotopy equivalence, then the given space is n…

2006-09-23abs ↗pdf ↗

Many extensions of General Relativity are based on considering metric and affine structures as independent properties of spacetime. This leads to the possibility of introducing torsion as an independent degree of freedom. In this article we examine the effects of torsion on the affine Killing vectors of two-dimensional…

2019-06-04abs ↗pdf ↗

PhD dissertation on Finsler geometry and gravity, focusing on Berwald spaces and exact solutions.

problem Characterizing and solving Finsler gravity equations.
method Analysis of Berwald spaces, (α,β)(α,β)-metrics, and exact solutions to Finsler gravity equations.
result Exact vacuum solutions in Finsler gravity.

Study on median algebra structures on Euclidean spaces and manifolds with local CAT(0) cubulation.

problem Understanding median algebra structures on Euclidean spaces and manifolds.
method Showed local CAT(0) cubulation for median structures on ER homology manifolds.
result Median structures on ER homology manifolds have a local CAT(0) cubulation structure.