Italian Lemma del ping-pong Cited by user IndyJr on 02 Jan 2024 In matematica, il lemma del ping-pong è uno dei numerosi lemmi matematici, che trova applicazione in particolare nella teoria dei gruppi.
French Lemme du ping-pong Cited by user Anne Bauval on 20 Dec 2021 En mathématiques, le lemme du ping-pong permet de montrer que certains éléments d'un groupe agissant sur un ensemble engendrent un sous-groupe libre de ce groupe.
English Lattice (discrete subgroup) Cited by user Rjwilmsi on 16 May 2018 In Lie theory and related areas of mathematics, a lattice in a locally compact group is a discrete subgroup with the property that the quotient space has finite…