Rings with Involution all of whose Symmetric Elements are Nilpotent or Regular

J. Chacron, M. Chacron
1973 Proceedings of the American Mathematical Society  
It is shown that noetherian rings with involution having all their symmetric elements nilpotent or regular are orders in artinian rings with involution having all their symmetric elements nilpotent or invertible.
doi:10.2307/2039447 fatcat:xc5qomycfrhnjbpk6wwkngdbbu