👉 In mathematics, an interleaved set is a collection of sets that are disjoint and have no common elements. The terms "interleaver" and "interleaved set" are often used interchangeably to refer to this concept. An interleaving (or interlaced) set is defined as follows: A set S is said to be an interleaving of two or more sets if for every pair (S1, S2), there exists a bijection between them such that S1