Einstein's Field Equations - Brushing up on Your Tensor Calculus

Happy 100th Anniversary to General Relativity


Today is the 100th anniversary of the publication of Albert Einstein’s General Theory of Relativity. The field equations contain all the information needed to define general relativity, describe its key properties, and address a question of crucial importance in physics, namely how the theory can be used for model-building. Not that WC or all of his…