- #1
plxmny
- 38
- 0
This set of four matrices:
1 0 | 0 1 | -1 0 | 0 1
0 1 | 1 0 | 0 1 | -1 0
are closed under multiplication. What is it called? I know that it is not
those silly quaternions
1 0 | 0 1 | -1 0 | 0 1
0 1 | 1 0 | 0 1 | -1 0
are closed under multiplication. What is it called? I know that it is not
those silly quaternions