- #1
dtkyi
- 4
- 0
Hi folks,
How would I go about showing that O(3) (the set of all orthogonal 3x3 matrices) is a compact 3-manifold (without boundary) in R^9?
How would I go about showing that O(3) (the set of all orthogonal 3x3 matrices) is a compact 3-manifold (without boundary) in R^9?