Lean4

Harmonic AI, a Palo Alto-based company building a mathematical reasoning engine called Aristotle that uses Lean4 and reinforcement learning, is hiring a Research Engineer for its Formal Methods team t…

A developer has created a Datalog DSL embedded in Lean4 for building verifiable knowledge bases, inspired by Google Zanzibar's relationship-based access control logic. The DSL allows defining entities…

Shrijith Venkatramana, an AI engineer building the code reviewer git-lrc, argues that theorem prover Lean4 could solve a critical flaw in large language models: their inability to guarantee correctnes…