extension of groups

C60147
concept

An extension of groups is a group constructed by fitting a normal subgroup and a quotient group together via an exact sequence, capturing how one group can be built from another.

All labels observed (1)

Label Occurrences
extension of groups canonical 1

Description generation (CDg)

The one-sentence description above was generated by prompting gpt-5.1 with the class name and this instruction.

Instruction
generate a one-sentence description for a given conceptual class.
# Response Format
Return only the sentence: "Description: [one-sentence description of the conceptional class]"
Input
Class: extension of groups
Generated description
An extension of groups is a group constructed by fitting a normal subgroup and a quotient group together via an exact sequence, capturing how one group can be built from another.

Instances (1)

Instance Via concept surface
Weil–Deligne group