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9:00 a.m. Nonlow$_{2}$ r.e. degrees with the properties of low$_{2}$ degrees. Richard A. Shore*, Cornell University
(940-03-179)
10:00 a.m. A set with minimal wtt-degree and c.e. Turing degree . Reed Solomon*, University of Wisconsin, Madison
Rod Downey, Victoria University
(940-03-246)
10:30 a.m. Every set has a least jump enumeration. Richard J Coles*, University of Auckland
Rod G Downey, Victoria University of Wellington
Theodore A Slaman, University of California, Berkeley
(940-03-189)
8:30 a.m. On the lattice of c.e. subalgebras of a computable Boolean algebra. Jeffrey B. Remmel*, University of California, San Diego
Jinghui Yang, Qualcomm
(940-03-286)
9:00 a.m. $\Delta_{2}^{0}$-categorical linear orderings and Boolean algebras. Charles F. McCoy*, University of Notre Dame
(940-03-227)
9:30 a.m. The $\Delta^0_2$-Spectrum of a Linear Order. Russell G. Miller*, University of Chicago
(940-03-146)
10:00 a.m. Degree Spectra of Relations on Algebraic Structures. Denis R. Hirschfeldt*, Department of Mathematics, Cornell University
(940-03-235)
10:30 a.m. Ramsey's theorem for computably enumerable partitions. Tamara J. Hummel*, Allegheny College
Carl G. Jockusch, Jr., University of Illinois
(940-03-222)