Spanish Sistema pi Cited by user Wiki LIC on 05 Dec 2023 En matemáticas, un sistema Π (o sistema pi) en un conjunto Esto forma un sistema Π que genera el álgebra Σ deseada.
Russian Попарная независимость Cited by user Gainanist on 17 Dec 2017 В теории вероятностей, попарно независимый набор случайных величин — это множество случайных величин, любая пара которых независима.
English Pi system Cited by user Vanish2 on 19 Jul 2008 In mathematics, a -system (or pi-system) on a set
English Dynkin system Cited by user Nm420 on 04 May 2008 A Dynkin system, named after Eugene Dynkin, is a collection of subsets of another universal set satisfying a set of axioms weaker than those of σ-algebra.