{"version":"1.0","type":"link","title":"Class formation - Newikis","description":"In mathematics, a class formation is a topological group acting on a module satisfying certain conditions. Class formations were introduced by Emil Artin and John Tate to organize the various Galois groups and modules that appear in class field theory.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}