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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.

168,786 papers · 148 categories

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2 results for “gluing-perturbation”

Noncollapsed degeneration of Einstein 4-manifolds IImath.DG

Proves Einstein metrics can be created by gluing perturbations.

problem Obstructs desingularization of Einstein orbifolds.

method Develops gluing-perturbation procedure for Einstein metrics.

result Extends Biquard's obstruction to more general cases.

Einstein metrics gluing-perturbation orbifolds desingularization Gromov-Hausdorff

2019-09-27abs ↗pdf ↗

Noncollapsed degeneration of Einstein 4-manifolds Imath.DG

Proves Einstein metrics close to orbifolds are gluing of model spaces.

problem Can Einstein orbifolds be limits of smooth Einstein manifolds?

method Controlled metric convergence in neck regions using optimal coordinates.

result Einstein metrics close to orbifolds are gluing of model spaces.

Einstein metrics orbifolds convergence ALE spaces Gromov-Hausdorff

2019-09-27abs ↗pdf ↗