The discussion focuses on the relationship between Gaussian normal coordinates and Riemann normal coordinates in differential geometry. Gaussian normal coordinates are established in a neighborhood of a point on a manifold, simplifying the metric tensor to a standard form. Riemann normal coordinates, on the other hand, are constructed using geodesics emanating from a point, allowing for a clearer understanding of curvature. Both coordinate systems are essential for analyzing geometric properties and simplifying calculations in general relativity and differential geometry.
PREREQUISITESMathematicians, physicists, and students of differential geometry seeking to deepen their understanding of coordinate systems and their applications in theoretical physics.
Typo or server down?Orodruin said:
Works for me.fresh_42 said:Typo or server down?
Strange. Even the ping doesn't work.PAllen said:Works for me.
Works for me too. Firewalled/blacklisted where you are for some reason?fresh_42 said:Strange. Even the ping doesn't work.
I don't want to distract from the topic, but shouldn't a ping work beneath the firewall, apart from the fact that it is unlikely.Ibix said:Works for me too. Firewalled/blacklisted where you are for some reason?
(finally, I figured out the password of PF...)Orodruin said: