group theory

noun

1. the branch of mathematics that deals with the structure of mathematical groups and mappings between them.

group theory

1. The branch of mathematics concerned with groups and the description of their properties.

Word History and Origins

Origin of group theory¹

First recorded in 1895–1900

Example Sentences

Conway’s own contributions extended far beyond knot theory — he enriched group theory, number theory, analysis and more, while always delighting in games and puzzles.

From Quanta Magazine