S. Barry Cooper, Matthew C. Salts, Guohua Wu. The Non-isolating Degrees Are Upwards Dense in the Computably Enumerable Degrees. In Manindra Agrawal, Ding-Zhu Du, Zhenhua Duan, Angsheng Li, editors, Theory and Applications of Models of Computation, 5th International Conference, TAMC 2008, Xi an, China, April 25-29, 2008. Proceedings. Volume 4978 of Lecture Notes in Computer Science, pages 588-596, Springer, 2008. [doi]
Abstract is missing.