3 links
Mathematical Basis of General Relativity Quantum Theory
geocities.com
Provides extensive background on the relation between speen, torsion and derivative of metric tensor. [Site may not work in all browsers]
Principles of Relativity Illuminated
sysmatrix.net
A concise treatise that elucidates the crucial elements of Relativity in no-nonsense language, foregoing much of the math and history.
Showing 20–3 of 3 results