One night, driven to madness by a problem set on the representation theory of SU(3)—the group behind the strong nuclear force—Elara did the unthinkable. She typed into the university library’s ancient, air-gapped terminal:

The other students froze. Elara raised her hand.

The official answer would be: "Closure, associativity, identity, inverse."

The first problem asked: "Show that the set of rotations in 3D forms a group."

It was… alive.