Theorem boundary_of_boundaryless_left

Modification history

2024-09-03 10:20
Mathlib/Geometry/Manifold/InteriorBoundary.lean
feat: the product of boundaryless manifolds is boundaryless (#14972) …
Deleted boundary_of_boundaryless_leftView on Github →
2024-07-18 01:47
Mathlib/Geometry/Manifold/InteriorBoundary.lean
feat: interior and boundary of a product manifold (#14802) …
Added boundary_of_boundaryless_leftView on Github →