Beyond the sphere, are there other Riemannian manifolds that admit non-trivial conformal maps?
53520
Can a conformal map be turned into an isometry?
64084
Existence of a simple closed curve which is not null-homotopic
38950
On the uniqueness of the Riemann-Christoffel tensor
2813
What is (meant by) a non-compact $U(1)$ Lie group?
65442
Conformal transformation/ Weyl scaling are they two different things? Confused!
154009
Closed, simply connected manifolds which are not spheres
121914
Unitary representations of the diffeomorphism group in curved spacetime
62766
Topological Manifolds & Covers
120100
Hairy Ball Theorem: homotopy from the identity to the antipodal map
47152
Diffeomorphism & Weyl transformations in the 2D worldsheet of string theory and the existence of conformal gauge
24828
surjective immersion $\mathbb{R}^2 \to \mathbb{R}^2$ which is not a diffeomorphism
122352
Topologies in a Riemannian Manifold
97637
Showing that isotropy groups are submanifolds
107148
Does there always exist a continuous/smooth map from $\mathbb{R}^n$ onto a manifold $M^n$?
109027
example of a non differentiable manifold
143565
Find a conformal map from semi-disc onto unit disc
51480
How much of an $n$-dimensional manifold can we embed into $\mathbb{R}^n$?