where spacetime is flat
2004-12-17 06:16:20.610695+01 by Dan Lyke 0 comments
"What'd you do to relax last night, Dan?"
"Well, helped Charlene do some baking, then settled down to do some light reading that included the phrase 'Consider the gradient of the energy-momentum four-vector, in a frame where spacetime is flat...'"
Although if I'm understanding this right it makes some pretty complex concepts almost understandable, and I hope he gets it published.