Anthropic researcher reports AI found Jacobian Conjecture counterexample

Anthropic researcher Levent Alpöge identified a counterexample to the 87-year-old Jacobian Conjecture using an AI model. The finding was shared on July 19, 2026, via a 216-character mathematical proof.
Featured · Levent Alpöge
2 sources
Daily brief
Get tomorrow's AI brief in your inbox
More stories today
- Law firms urged to reclaim AI sovereignty from frontier labs
- Thread ping-back graph as primitive multiagent AGI future
- OpenAI asks judge to toss Apple's trade secret lawsuit
- Five-parallel-agent AI sales team runs inside Claude Code
- Deep Eye AI pen-testing tool scans 45+ vulnerability types