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Rundasice's user avatar
Rundasice's user avatar
Rundasice
  • Member for 4 years, 6 months
  • Last seen more than a week ago
  • Brussels, Belgium
0 votes
0 answers
21 views

Probability measure satisfying curvature-dimension

0 votes
0 answers
56 views

Heat equation of the distance function and Ricci flow

1 vote
1 answer
126 views

Time derivative of squared distance function under evolving metric

4 votes
0 answers
122 views

Evolution of the energy density under the harmonic map heat flow (The Ricci Flow in Riemannian Geometry)

1 vote
1 answer
97 views

Proof verification of the tangent space of the tangent bundle of the sphere using the canonical identifications

2 votes
1 answer
226 views

Relation between connection and connection form

3 votes
2 answers
583 views

Homology of the unit ball $D^3$ with identification of boundary points by $180^\circ$ degree rotation around the vertical axis

1 vote
1 answer
138 views

Degree of a map from the surface of a tetrahedron to a triangle with identified edges

2 votes
1 answer
1k views

Fundamental group of a sphere with straight line joining the north and south poles

5 votes
1 answer
529 views

Fundamental group of some quotient of the annulus

0 votes
1 answer
343 views

Computing homology groups of some quotient space (Hatcher 2.2.13)

3 votes
1 answer
293 views

Compactness of a subset of $\ell^2$