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 |
Description generation (PDg)
The one-sentence description above was generated by prompting gpt-5.1 with the predicate name and this instruction.
Instruction
Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning. # Instructions Focus on describing the relationship, not the entities themselves. # Response Format Begin the description with \' Indicates...\'
Input
Predicate: actsProperlyDiscontinuouslyOn
Generated description
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.
Sample triples (1)
| Subject | Object |
|---|---|
|
modular group PSL(2,Z)
surface form:
PSL(2,ℤ)
|
upper half-plane ℍ ⓘ |