Latest in Proof Assistants & Formal Math

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1,588 words

The Credence Good of Inference Compute

In microeconomics, a credence good is any purchase where the consumer cannot assess the marginal utility of the service even after paying for it. The classic textbook example is an automotive repair shop. If a mechanic replaces an alternator and…

eweek.com
886 words

OpenAI Challenges Computing Theory With AI Proof

A decades-old assumption about the limits of computing may have met an unexpected challenger: artificial intelligence. On Oct. 26, the company announced that its models had produced a proof disputing the Exponential Time Hypothesis (ETH), a longstanding assumption about how difficult…

209 words

OpenAI Proved Exponential Time Hypothesis is False

There is no practical speed up yet. It just shows that the assumption and claim that some really hard problems only have exponential solutions is false. This could be like proving that there are superconductors beyond 6 degrees of absolute zero…

note.com
678 words

OpenAI Announces Three New Proofs in Mathematics, Computer Science, and Physics, Claiming Disproof of the Exponential Time Hypothesis. Key Verification Points to Consider Before Applying AI Achievements to Your Work

On October 26, 2026 (local time), OpenAI announced that it had obtained "major" discoveries in three fields: mathematics, computer science, and physics. The subject areas are harmonic analysis, computational complexity theory, and quantum field theory. Of particular note is the achievement in…

Proof Assistants & Formal Math

Computer-checked mathematics: the Lean proof assistant, formalization projects, formal verification and autoformalization.

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Inside Proof Assistants & Formal Math

Lean & Formal Proofs The Lean proof assistant and Mathlib: formalization projects such as Fermat's Last Theorem, computer-checked proofs and Lean formalizations of conjectures.
Formal Verification Formal verification by mathematical methods: theorem provers, verified software and smart contracts, model checking and AI-assisted formal methods.

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