AnalysisScienceJuly 10, 2026
OpenAI's GPT-5.6 Sol Ultra proves Cycle Double Cover Conjecture
The model solved the 1973 math problem in under one hour using 64 parallel subagents. This marks a rare instance of a public-facing model achieving a significant mathematical breakthrough.
4 sources
RT @polynoamial: GPT-5.6 Sol Ultra produced a proof of a 50 year old math conjecture. Unlike the...x.com
This time OpenAI announced a novel math proof for a 50 year old problem using a public model (most o...bsky.app
GPT-5.6 Sol Ultra produces proof of the Cycle Double Cover Conjecture [pdf]cdn.openai.com
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