List questions from semi-riemannian-geometry | MathQa

How can the notion of "two curves just touching" (vs. "two curves intersecting") be expressed for a given metric space?

Published on 12 Jan 2025 - 19:15

Riemannian geometry - worldline meets nullcone.

Published on 12 Jan 2025 - 23:28

Composite killing vector field

Published on 12 Jan 2025 - 23:51

If $\alpha''$ and $\alpha'$ are collinear, then $\alpha$ is a pre-geodesic.

Published on 12 Jan 2025 - 23:47

Integral curves in null hypersurfaces

Published on 13 Jan 2025 - 0:10

Integral curves and null geodesics

Published on 13 Jan 2025 - 0:05

Hyperbolic Geometry - Parabolic Matrix?

Published on 13 Jan 2025 - 0:09

Vector invariant under the flow

Published on 12 Jan 2025 - 23:37

Coordinates on de Sitter space

Published on 12 Jan 2025 - 23:34

Volume form as eigenform of the Lie derivative

Published on 12 Jan 2025 - 23:46