where the “velocities” are subject to
since the motion is lightlike by the Hamiltonian constraint. The proper time is then
, with
and for some constant
(we assume, as before, that the
singularity is at
). Redefining then
yields the celebrated Kasner solution
subject to the constraints wherehttp://www.livingreviews.org/lrr-2008-1 | ![]() This work is licensed under a Creative Commons Attribution-Noncommercial-No Derivative Works 2.0 Germany License. Problems/comments to |