New posts in Differential Geometry

Conformal transformation vs diffeomorphisms

Geometric interpretation of the second Bianchi identity?

What's the variation of the Christoffel symbols with respect to the metric?

Confusion with Virtual Displacement

Is spacetime wholly a mathematical construct and not a real thing?

Does time speed up or slow down near a black hole?

Spin statistics from the fundamental group of $SO(D)$

GR with Torsion: Definition of contorsion

How do the properties of a Lie group (represented as a manifold) manifest in the metric tensor of that manifold?

Is $∂_\mu + i e A_\mu$ a "covariant derivative" in the differential geometry sense?