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9:00 a.m. A c.e., noncomputable Boolean algebra of rank 1 Rod Downey, Victoria University of Wellington
Carl Jockusch*, University of Illinois at Urbana-Champaign
(927-03-45)
9:30 a.m. On invariants of automorphic hh-simple sets Eberhard Herrmann*, Humboldt University, Berlin
(927-03-149)
10:00 a.m. Some Examples of Degree Spectra of Relations Denis R. Hirschfeldt*, Cornell University
(927-03-76)
10:30 a.m. Degrees of unsolvability of real numbers Anthony Dunlop, University of Minnesota, Minneapolis
Marian B. Pour-El*, University of Minnesota, Minneapolis
(927-03-86)
9:00 a.m. A Basis Theorem for Perfect Sets Theodore A. Slaman*, University of California, Berkeley
Marcia J. Groszek, Dartmouth College
(927-04-121)
9:30 a.m. Hypersimplicity and the enumeration degrees below ${\bf 0^\prime_e}$ Andr\'e Nies, University of Chicago
Andrea Sorbi*, University of Siena
(927-03-102)
10:00 a.m. Computability of Models of $\cal{P\!A}$ from Certain Enumerations Alex M. McAllister*, Dartmouth College
(927-03-56)
10:30 a.m. Large ``cardinals'' in constructive Zermelo-Fraenkel set theory Michael Rathjen*, University of Leeds
(927-03-47)
2:30 p.m. Located Sets and Reverse Mathematics Stephen G Simpson*, Penn State University
(927-03-49)
3:00 p.m. Reverse Mathematics and Fully Ordered Groups David Reed Solomon*, Cornell University
(927-03-53)
3:30 p.m. On the Order of Queries Richard Beigel,
Richard Chang, Univ. of MD. at Balt. County
William I Gasarch*, Univ. of MD. at College Park
Jacob Lurie, Harvard University
Timothy McNichol, Ottawa University
(927-03-35)
4:00 p.m. The Convergence Index of an R.E. Set Tim McNicholl*, Ottawa University
(927-03-217)
4:30 p.m. Lattice Embeddings and ANR Degrees Stephen M Walk*, University of Notre Dame
(927-03-44)
5:00 p.m. Some Theorems on Computably Enumerable Algebras Bakhadyr Khoussainov, Dr.*, University of Auckland, New Zealand
(927-03-267)
5:30 p.m. Effectively presented linear orders Steffen Lempp*, University of Wisconsin
(927-03-138)