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.
Patricia M. Hill, John W. Lloyd, John C. Shepherdson. Properties of a Pruning Operator. Journal of Logic and Computation, 1(1):99-143, 1990.
Abstract is missing.