Theorems · Theorem · algebraic topology

Topology.CWComplex.OfDiscreteClosed_cell

∀ {X : Type u_1} [t : TopologicalSpace X] {D : Set X} (hD : IsDiscrete D) (Dc : IsClosed D) (n : ℕ),
  Topology.CWComplex.cell D n =
    match n with
    | 0 => ↑D
    | n.succ => PEmpty.{u_1 + 1}

Defined in

Mathlib.Topology.CWComplex.Classical.Basic

Cited by

0 results in Mathlib

Foundations

Depth 159 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

TopologicalSpace