(July 23, 2018 at 7:58 am)Jehanne Wrote: Please do; if you read my OP, the authors of 21st Century Astronomy (all PhDs) say that the distance would be shorter.
My bad. I had misremembered the Schwartzchild solution (the inverse is on the radial piece, not the time piece). Yes, the circumference would be shorter than 2*pi*r.