Area IX

∞Algebraic topology

Simplicial sets, homology, model categories, and condensed mathematics.

0/5 rooms

Pathway XXIX

sSetSimplicial sets and model categories

Simplices glued along faces. Horns that fillers turn into homotopies. Quillen’s model structure.

0/3 rooms

Pathway XXX

Sets that remember topology by what they do on profinite probes. Clausen–Scholze.

0/2 rooms