General relativity (Physics)
A Most Incomprehensible Thing: Notes Towards a Very Gentle Introduction to the Mathematics of Relativity
ByPeter Collier
2012 • 4 Readers • 364 pages • 4
2012 • 3 Readers • 165 pages • 4
Relativity: The Special and the General Theory
ByAlbert Einstein
1916 • 3 Readers • 320 pages