Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
S. Barry Cooper. Jump Equivalence of the triangle :::0:::::2:: Hyperhyperimmune Sets. Journal of Symbolic Logic, 37(3):598-600, 1972.