MAST30026 Lecture 3: Isometries (Part 2)

In this part of the lecture I completed the classification of isometries of the circle. This is the group that we call O(2).

Have questions? I hold free public online office hours for this class, every week, all year. Drop in and say Hi! For details see the class webpage.

[leandrocaniglia]

The proof of Lemma 3-1 is much simpler if you take into account that n=0 or n=1.