gcj@qmc-ori.UUCP (05/31/86)
The best model we have for the universe is Einstein's theory of general relativity, which models the cosmos as a 4 dimen- sional pseudo-Riemannian spacetime. The geometry of such a model is far from intuitive. Gordon Joly ARPA: gcj%maths.qmc.ac.uk%cs.qmc.ac.uk@cs.ucl.ac.uk UUCP: ...!seismo!ukc!qmc-ori!gcj