Cube.splitAt

{N : Type u_1} → [DecidableEq N] → (i : N) → (N → ↑unitInterval) ≃ₜ ↑unitInterval × ({ j // j ≠ i } → ↑unitInterval)

The forward direction of the homeomorphism between the cube $I^N$ and $I × I^{N\setminus\{j\}}$.

Defined in: Mathlib.Topology.Homotopy.HomotopyGroup
Cited by: 6 results in Mathlib
Foundations: Depth 114 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: DecidableEq

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