Directly modelled by groups.
For continuous symmetries, see: Lie group.
- Group | 0, 2k, 47
- Algebra | 0, 2k, 65
- Mathematics | 17, 10k, 239
- Ciro Santilli's Homepage | 238, 147k, 2k
- Applications of Lie groups to differential equations | 102
- Eightfold way | 61
- Lie group | 198, 1k, 19