Angine de Poitrine wears giant masks, speaks an alien language and plays wildly complicated math rock. Manager Sebastien Collin talks about the rise of the enigmatic musical group.

An NYU math professor claims the AI behemoth rushed to solve the problem after discovering his progress.

Angine de Poitrine is French for the kind of chest pain that sometimes precedes a heart attack. It is also the name of a microtonal math rock duo from Quebec. (SOUNDBITE OF ANGINE DE POITRINE'S ...