The unimaginable mathematics of Borges' Library of Babel

Combinatorics : contemplating variations of the 23 letters

Information theory : cataloging the collection

Real analysis : the book of sand

Topology and cosmology : the universe (which others call the library)

Geometry and graph theory : ambiguity and access

More combinatorics : disordering into order

A homomorphism : structure into meaning

Critical points

Openings.