Problem Set 5
(LaTeX;
gzip'd PostScript)
Here's Neil Ashby's Mathematica notebook
metric.nb
for computing Christoffels, Riemanns, Riccis, and Einsteins
from a metric.
Discussion Questions
Let ei
denote a basis of vectors.
Is
aiei
a scalar or a vector?
Let xm
denote a set of spacetime coordinates in general relativity.
Is xm a 4-vector?