Registry · Theorem
III.T60
tau-effective
formalized
III.T60 — Topological Faithfulness
Topo_tr preserves tower structure: cylinders map to open balls, restriction maps are continuous. Fiber over x at stage k has exactly p_{k+1} preimages at stage k+1. Verified at bound 6, depth 2.
Book III
Part 10
Ch. 81