28 May
2015
28 May
'15
8:31 a.m.
There’s a bijection for which the associated fundamental domain has the symmetry of the regular octagon. The circumradius of that domain, sqrt(2+sqrt(2))/2 = 0.92 … , is an upper bound on c. -Veit
On May 28, 2015, at 6:36 AM, Allan Wechsler <acwacw@gmail.com> wrote:
I'd be interested in hearing of any upper bound on c. Can the maximum displacement be, say, 17? How about 17,000?