Causal Sets as “Funeral Procession” — Final Edition: Inside the Horizon

About this final editionThis paper is a sequel to “Causal Sets as ‘Funeral Procession’ — Complete Edition” (v9) and serves as ...
xenospectrum

Physicist Proves in Three Lines of Math That Certain Spacetimes Forbid Time Travel

Hongsheng Zhang of China's University of Jinan has shown that spacetimes with a global null foliation cannot contain closed ...
The Blogs | The Times of IsraelOpinion

Rational Fear – Revisiting the Nash Equilibrium.

Therefore, mutual restraint is a Nash equilibrium. But when both harden, each receives zero. If either unilaterally changes ...
quantumzeitgeist

Data alone could fix quantum circuit design choices before training

Manav Seksaria, Advith Desu, and Anil Prabhakar propose analytical rules that fix several choices for variational without ...
xenospectrum

Anthropic's FlashProve Verifies a 400B-Parameter LLM's Output on a Single H100 GPU

Anthropic researchers have unveiled FlashProve, a prototype that uses zero-knowledge proofs to verify quantized LLM inference ...
Smithsonian Magazine

The Four-Color Theorem Has Haunted Mathematicians for Decades. It Just Got a Rare New Proof, but Some Still Long for a Simpler Solution

The famous problem asks whether a map can be filled in with only four colors such that the same color never borders itself. It has been solved with the help of computers, but some experts suggest an ...