5 ms·
Curious about group theory take on this. It seems that symmetry helps to easily exclude multiple shapes at the beginning of each round.
by sshb 5y ago
Curious about group theory take on this. It seems that symmetry helps to easily exclude multiple shapes at the beginning of each round.
- whatshisface 5y agoIf you can turn one into the other with a single reflection, then you can't rotate them. Two reflections, and you can.