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THW
  • Member for 10 years, 4 months
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7 votes
Accepted

Sectional curvature of product metric?

6 votes
Accepted

Frenet-Serret and Vector Fields

5 votes

Affine connection on a Lie group.

4 votes
Accepted

The Curvature Tensor

3 votes
Accepted

Formula for the torsion of a regular curve parametrized by arc length

3 votes
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Calculating 1-forms given a function and a vector field

3 votes
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Integral Curves of a Vector Field

3 votes

Moving frame in a semi-Riemannian manifold

3 votes

how to find an integral curve in Lie group?

3 votes
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Classifying left invariant metrics on the 3-dimensional heisenberg group

3 votes
Accepted

Whether Ricci flow keep the diagonal of metric and Ricci tensor?

3 votes
Accepted

Lie bracket and Ricci tensor

2 votes

Computing fundamental forms of implicit surface

2 votes

A question in the book of Hamilton's Ricci flow

2 votes

given first fundamental form, what type of surface?

2 votes
Accepted

Map from 2D Hyperboloid to the Poincaré disk.

2 votes
Accepted

Linear Algebra Review Questions

2 votes

What is a tangent bundle? (Aubin)

2 votes
Accepted

Show that $(f\circ c_{1})'(0)=(f\circ c_{2})'(0)$

2 votes

Showing diffeomorphism between $S^1 \subset \mathbb{R}^2$ and $\mathbb{RP}^1$

2 votes
Accepted

When is the restriction of a Lorentzian metric to a regular submanifold degenerate everywhere?

2 votes

Isometry group of a lorentzian metric which preserves a Riemannian metric

2 votes

Reference Request - The Theorema Egregium

1 vote
Accepted

Geodesic on a surface of revolution using Christoffel Symbols.

1 vote

What is the proof that rectangles do not exist in hyperbolic geometry?

1 vote
Accepted

For a differentiable map $\Phi$ between manifolds $M$ and $W$, what is $d\Phi?$ (Aubin)

1 vote
Accepted

Geodesic curvature/Metrics in R²

1 vote
Accepted

Tangent Space to a manifold

1 vote

A function that looks like determinant

1 vote

A question on tangent vector fields