8,954 reputation
11851
bio website math.uvic.ca/faculty/aquas
location University of Victoria
age 46
visits member for 3 years, 11 months
seen 49 mins ago
The pic is the phase portrait of a simple "piecewise isometry". Define a map by sliding the two halves of the plane: the top half to the right; the lower half to the left and then rotate. Around each periodic point of the map there's a "periodic island". These are what are in the image...

MathOverflow 8,954 rep 11851
Mathematics 333 rep 16
Stack Overflow 101 rep 2
TeX - LaTeX 101 rep 2
Academia 101 rep 1

363 Votes Cast

all time   by type   month   week   day
219 up 240 question 13 2 1
144 down 123 answer