- #1
ehrenfest
- 2,020
- 1
What is the space resulting from the identification (x,y) ~ (x+2piR, y+2piR)? How is it different from the space resulting from
(x,y) ~ (x+2piR, y)
(x,y) ~ (x, y+2piR), which is a two-dimensional torus (a donut)
(x,y) ~ (x+2piR, y)
(x,y) ~ (x, y+2piR), which is a two-dimensional torus (a donut)