Here’s something that slipped to the bottom of our news queue: Shin Mochizuki has uploaded a 40-page overview of his “Inter-universal Teichmüller theory” papers – the ones which he claims prove the abc conjecture.

Don’t expect to understand any of it, but maybe someone else will.

**PDF: **A Panoramic Overview of Inter-universal Teichmüller Theory by Shinichi Mochizuki

**Previously: **Proof News