The Decidability of the Existential Theory of the Poset of Recursively Enumerable Degrees with Jump Relations

Advances in Mathematics - Tập 120 - Trang 1-142 - 1996
Steffen Lempp1, Manuel Lerman2
1Department of Mathematics, University of Wisconsin, Madison, Wisconsin, 53706
2Department of Mathematics, University of Connecticut, Storrs, Connecticut, 06269