(July 17, 2017 at 7:39 am)Alex K Wrote: I would interject that the simple Schrödinger equation assumes a fixed spacetime on which it operates and can't simply be used if space and time become dynamic and fluctuate, e.g. near the big bang.
True -- of course, the Heisenberg uncertainty principle forbids an area, however small, of absolute no energy, and so, where one has energy, one has space time curvature.