{"version":"1.0","type":"link","title":"Difference set - Newikis","description":"In combinatorics, a difference set is a subset of size of a group of order such that every non-identity element of can be expressed as a product of elements of in exactly ways. A difference set is said to be cyclic, abelian, non-abelian, etc., if the group has the corresponding property. A…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}