Calcul du centralisateur d'un groupe de permutations
Page 1
Max Fontet (1977)
Mémoires de la Société Mathématique de France
Dominique Perrin (1974/1975)
Séminaire Dubreil. Algèbre et théorie des nombres
W. Kerby, H. Wefelscheid (1972)
Aequationes mathematicae
Ana-Loredana Agore, Dragoş Frățilă (2010)
Czechoslovak Mathematical Journal
All crossed products of two cyclic groups are explicitly described using generators and relations. A necessary and sufficient condition for an extension of a group by a group to be a cyclic group is given.
Page 1