modular group PSL(2,Z)
E169191
UNEXPLORED
The modular group PSL(2,ℤ) is a fundamental discrete group of 2×2 integer matrices modulo sign, acting by fractional linear transformations on the upper half-plane and playing a central role in number theory, geometry, and the theory of modular forms.
Referenced by (1)
| Subject (surface form when different) | Predicate |
|---|---|
|
Conway’s topograph
→
|
relatedTo |