Origin of factor group
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for factor group
If H is a self-conjugate subgroup of G, the factor-group Composition-series of a group.
Any composite group in a similar way defines abstractly a factor-group in respect of each of its self-conjugate subgroups.