1.University of Science and Technology of China, School of Mathematical Science,Hefei,P. R. China;2.Sobolev Institute of Mathematics,Novosibirsk State University,Novosibirsk,Russia
Abstract:
We prove that a group whose element orders divide 6 and 7 either is locally finite or an extension of a nontrivial elementary abelian 2-group by a group without involutions.