Show HN: Formally verified polygon intersection – Opus 4.8 oneshots, prev failed

Programming Languages, Software Architecture & Design, Testing & QA(github.com)view on HackerNews
polygon intersectionformal verificationAI agentsLean checkersoftware architecturetesting and QA.

Author: permute

Date: 6/4/2026

Article Summary:
A formally verified implementation of an intersection algorithm for polygons using AI agents and the Lean checker.