ThmDex – An index of mathematical definitions, results, and conjectures.
Set of symbols
Alphabet
Deduction system
Theory
Zermelo-Fraenkel set theory
Set
Binary cartesian set product
Binary relation
Map
Left action
Left action space
Left-congruent element
Left congruence relation
Left congruence class
Left orbit
Left coset
Definition D1396
Set of left cosets