Skew compact semigroups Ralph D. Kopperman | D. Robbie | Show more Ralph D. Kopperman United States City University of New York Department of Mathematics D. Robbie Australia University of Melbourne Department of Mathematics and Statistics Submitted: 2013-12-11 | Accepted: 2013-12-11 | Published: 2003-04-01 DOI: https://doi.org/10.4995/agt.2003.2015