actsProperlyDiscontinuouslyOn
P77180
predicate
Indicates that one entity (typically a group) acts on another (typically a space) in such a way that each point has a neighborhood intersecting only finitely many of its images under the action, ensuring the action is properly discontinuous.
All labels observed (1)
| Label | Occurrences |
|---|---|
| actsProperlyDiscontinuouslyOn canonical | 1 |
Sample triples (1)
| Subject | Object |
|---|---|
|
modular group PSL(2,Z)
surface form:
PSL(2,ℤ)
|
upper half-plane ℍ ⓘ |