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15
Math.TechQA.Club
2026-04-11 13:23:34
793
Views
An equation for Killing vector fields
Published on
11 Apr 2026 - 13:23
#differential-geometry
#riemannian-geometry
193
Views
Why in the definition of a straight line we ask the tangential acceleration to be $0$ and not the normal acceleration to be $0$?
Published on
14 Apr 2026 - 18:04
#riemannian-geometry
#intuition
#geodesic
160
Views
If the lifts of two distinct geodesics have same end points at infinity, are the geodesics free homotopic?
Published on
14 Apr 2026 - 10:43
#differential-geometry
#algebraic-topology
#riemannian-geometry
#covering-spaces
#geodesic
144
Views
Riemannian compact six-dimensional manifolds Ricci-flat
Published on
11 May 2026 - 0:27
#differential-geometry
#riemannian-geometry
#curvature
#general-relativity
#string-theory
243
Views
What is the (oriented) orthonormal frame bundle of $(S^{3}\times S^{1})$?
Published on
16 May 2026 - 13:08
#group-theory
#riemannian-geometry
#fiber-bundles
#principal-bundles
157
Views
Universal cover of a $3$-manifold is isometric to a cylinder
Published on
14 Apr 2026 - 9:28
#algebraic-topology
#riemannian-geometry
#smooth-manifolds
#covering-spaces
109
Views
Surjectivity of the second fundamental form
Published on
09 Apr 2026 - 23:53
#differential-geometry
#riemannian-geometry
#connections
#submanifold
60
Views
Length of a path does not depend of parametrizations
Published on
11 Apr 2026 - 7:36
#complex-analysis
#differential-geometry
#riemannian-geometry
#hyperbolic-geometry
41
Views
Gauss curvature and 1st fundamental form
Published on
14 Apr 2026 - 21:55
#riemannian-geometry
#curvature
2.6k
Views
Covariant Derivative of Basis Vectors
Published on
14 Apr 2026 - 9:54
#calculus
#differential-geometry
#riemannian-geometry
#tensors
#connections
162
Views
Different definitions of tensor fields
Published on
13 Apr 2026 - 16:31
#differential-geometry
#riemannian-geometry
#tensors
#vector-fields
36
Views
Contraction of tensor by metric in mean curvature flow
Published on
16 Apr 2026 - 3:53
#riemannian-geometry
#tensors
#submanifold
#mean-curvature-flows
44
Views
On 2d manifolds, is Ricci the only (intrinsic) symmetric 2-tensor which is derivative of metric up to 2nd order?
Published on
16 Apr 2026 - 5:14
#riemannian-geometry
#curvature
167
Views
A question while pvoing existence bi-invariant Volume element on a compact and connected Lie group
Published on
17 May 2026 - 12:17
#differential-geometry
#lie-groups
#riemannian-geometry
309
Views
Smoothly extending a metric from a manifold with boundary to an attached cylinder
Published on
11 Apr 2026 - 18:22
#differential-geometry
#manifolds
#riemannian-geometry
#smooth-manifolds
#manifolds-with-boundary
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