A quotient space of a manifold by a covering space action is Hausdorff
115328
Properly discontinuous action: equivalent definitions
36015
Almost complex manifolds are orientable
89264
Connectedness in the Quotient Space
21198
Proving that the general linear group is a differentiable manifold
76428
Exercise $2.1.1$ - Differential Topology by Guillemin and Pollack
133413
Proof of paracompactness of CW-complexes (J. Lee, Introduction to Topological Manifolds)
111348
Show that $\mathrm{S}_{m} \times \mathbb{N}^{m} \rightarrow \mathbb{N}^{m}$ defines an action of $\mathrm{S}_{m}$ on $\mathbb{N}^{m}$
72602
Why is important for a manifold to have countable basis?
88199
The commutator subgroup of a quotient in terms of the commutator subgroup and the kernel
58484
Is the topological product $\Pi \{G_\alpha: \alpha < \kappa\} $ a topological group?
68234
Is $[0,1) \cup \{2\}$ a manifold with boundary? My issue is the $2$.
80716
How to show that topological groups are automatically Hausdorff?
128730
Open subspaces of locally compact Hausdorff spaces are locally compact
95887
How to show that quotient space $X/Y$ is complete when $X$ is Banach space, and $Y$ is a closed subspace of $X$?
157742
Prove that $U(n)$ is a manifold
156606
Universal covering spaces of homotopy equivalent spaces are homotopy equivalent
146789
A locally constant sheaf on a locally connected space is a covering space; Proof?