Journal of the Australian Mathematical Society - Series A Vol. 64 Part 3 (1998) On special atoms H. France-Jackson Department of Mathematics Vista University Port Elizabeth Campus Private Bag X613 Port Elizabeth South Africa e-mail: frjck-h@pelican.vista.ac.za Abstract: A characterization of all special atoms in the form of the upper radical generated by the class of all prime rings outside the smallest special class containing some prime ring is provided and prime rings for which the above mentioned upper radical coincides with the prime radical are investigated. PDF file size: 41K © Copyright 1998, Australian Mathematical Society