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Matheus Andrade

I'm a MSc student of Mathematics at UnB - Universidade de Brasília.

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Top Questions
13 votes

Are there examples of Einstein manifolds with unbounded curvature?

dg.differential-geometry riemannian-geometry smooth-manifolds manifolds asked Aug 13, 2021 at 19:56
mathoverflow.net

11 votes

Does the mean curvature flow naturally come with less applications than intrinsic curvature flows?

dg.differential-geometry gt.geometric-topology ricci-flow asked Nov 26, 2019 at 22:47
mathoverflow.net

11 votes

Proving a manifold with certain homogeneous property is Einstein

geometry differential-geometry manifolds riemannian-geometry asked Jun 24, 2021 at 1:20
math.stackexchange.com

9 votes

For what metric spaces $(X, d) \ \exists s > 0$ s.t for all $\epsilon < s$ and all $x \in X$, we have $\text{diam}(B_d(x, \epsilon)) = 2\epsilon$?

real-analysis general-topology metric-spaces asked Feb 8, 2019 at 13:28
math.stackexchange.com

8 votes

Calculating the curvature of product manifold $\mathbb{S}^2 \times \mathbb{R}$

geometry differential-geometry manifolds riemannian-geometry curvature asked Sep 18, 2019 at 1:19
math.stackexchange.com

8 votes

Is there an easy proof that every closed curve is contained in a ball?

differential-geometry manifolds asked Sep 10, 2018 at 14:57
math.stackexchange.com

6 votes

Proving a few properties of Bertrand curves

differential-geometry curves frenet-frame asked Feb 19, 2018 at 13:26
math.stackexchange.com

5 votes

Injectiveness and surjectiveness of $f$ and of $g$, respectively, of the composition $g\circ f$.

algebra-precalculus functions proof-verification asked Mar 31, 2018 at 8:56
math.stackexchange.com

5 votes

Proof verification that the sequence $x_n = \frac{1}{n}$ converges to every point of $\mathbb{R}$ on the cofinite topology

real-analysis general-topology proof-verification asked Jan 13, 2019 at 19:37
math.stackexchange.com

5 votes

Norm of Riemannian curvature tensor on an Einstein manifold under the RIcci flow

differential-geometry riemannian-geometry smooth-manifolds asked Aug 3, 2021 at 20:50
math.stackexchange.com

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