hasNontrivialSchurMultiplier

P193290
predicate

Indicates that the group has a nontrivial Schur multiplier, meaning its second cohomology group (or universal central extension kernel) is not the trivial group.

All labels observed (2)

Label Occurrences
hasNontrivialSchurMultiplier canonical 1
hasSchurMultiplier 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: hasNontrivialSchurMultiplier
Generated description
Indicates that the group has a nontrivial Schur multiplier, meaning its second cohomology group (or universal central extension kernel) is not the trivial group.

Sample triples (2)

Subject Object
McL true
SL(2,7) C2 via predicate surface "hasSchurMultiplier"