Poincaré recurrence theorem
farbin-e bâzâmad-e Poincaré
Fr.: théorème de récurrence de Poincaré
1) An act or instance of recurring.
Verbal noun of → recur.
Fr.: relation de recurrence
A → sequence based on a → rule that gives the next → term as a → function of the previous term(s). For example, the sequence 3, 9, 21, 45,... can be represented by the recurrence relation un+1 = 2un + 3, where u1 = 3 and n ≥ 1.