Homogeneous Lie algebras and expanding automorphisms

R. Warren Johnson
1975 Proceedings of the American Mathematical Society  
A condition is given which, if satisfied by the spectrum of an automorphism of a Lie algebra, implies that the Lie algebra is homo-
doi:10.1090/s0002-9939-1975-0374217-4 fatcat:hmwpu26jjnf5blgoo5nlhr6cqy