Manifold with largest symmetry group
90365
Riemannian Manifolds with $n(n+1)/2$ dimensional symmetry group
69798
Intersecting geodesics in a positive curvature manifold
152725
Why does $S^n$ satisfy the local $n$-slice condition? (From Lee's Smooth Manifolds)
11627
Find the center of the symmetry group $S_n$.
13964
Manifold of Density Matrices
154009
Closed, simply connected manifolds which are not spheres
21568
Maximal order of an element in a symmetric group
92033
Prove that $g$ is a submanifold: $g (t,u,v) = (t^2,u^2,v^2,\sqrt{2}uv, \sqrt{2}tv,\sqrt{2}tu)$
155390
Which homology groups of a closed orientable 6-manifold can be isomorphic to $\mathbb{Z}^3$?
67805
Why is fundamental group insufficient to classify manifolds?
157742
Prove that $U(n)$ is a manifold
35509
Noether's Theorem: Lie groups vs. Lie algebras; finite vs. infinitesimal symmetries
55652
Fundamental group of the torus
143929
dimension of a connected Manifold
27490
Group Theory in General Relativity
89805
2-dimensional Lie subgroups of $SO(3)$
41818
Formula for Symmetry Factor