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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.

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2 results for “Hawking-Hartle”

A Transformation Theorem for Transverse Signature-Type Changing Semi-Riemannian Manifoldsmath.DG

A theorem transforms Lorentzian to signature-changing metrics.

problem Signature-changing manifolds and their initial conditions.

method Transformation prescription to change metrics.

result Transformation Theorem linking Lorentzian to signature-changing metrics.

Transformation Theorem Signature-changing manifolds Hawking-Hartle proposal Semi-Riemannian manifolds

2024-07-12abs ↗pdf ↗

Pseudo-timelike loops in signature changing semi-Riemannian manifolds with a transverse radicalmath.DG

New loops found in universe's timeline, challenging traditional time direction.

problem Signature changing spacetimes and time origins.

method Developed framework for signature changing manifolds, adapted Lorentzian tools.

result Pseudo-timelike loops exist in every point on the time origin hypersurface.

signature changing time loops Hawking-Hartle degenerate metrics pseudo-timelike

2024-09-04abs ↗pdf ↗