AMS Meeting Program by Special Session
Current as of Tuesday, April 12, 2005 15:09:06
International Joint Mathematics Meeting
Heidelberg, Germany, October 1-3, 1993
Meeting #885
Associate secretaries: Robert M Fossum, AMS rmfossum@uiuc.edu
Special Session on Recursion Theory
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Saturday October 2, 1993, 09:00-10:50
Special Session on Recursion Theory, I
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09:00
Boolean algebras, Stone spaces, and the iterated Turing jump.
Carl Jockusch*, University of Illinois, Urbana-Champaign
Robert Soare, University of Chicago
(885-03-48) -
09:30
Effective search problems.
Martin Kummer*, Universit\"at Karlsruhe
Frank Stephan, Universit\"at Karlsruhe
(885-03-26) -
10:00
Recursively enumerable Boolean algebras with applications.
V. L. Selivanov*, Institute of Mathematics, Novosibirsk, Russia and Mathematisches Institut Heidelberg
(885-03-18) -
10:30
Towards a theory of initial segments for the enumeration degrees.
Andrea Sorbi*, University of Siena, Italy
Stewart Barry Cooper, University of Leeds, United Kingdom
(885-03-19)
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09:00
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Saturday October 2, 1993, 14:00-16:50
Special Session on Recursion Theory, II
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14:00
On the backward AE- theory of the factor lattice by the major subset relation.
E. Herrmann*, Humboldt-Universit\"at, Berlin
(885-03-14) -
14:30
Total objects in inductively defined types.
Lill Kristiansen, University of Oslo, Norway
Dag Normann*, University of Oslo, Norway
(885-03-17) -
15:00
Feasible torsion-free groups.
Douglas Cenzer*, University of Florida
Rodney Downey, University of Wellington, New Zealand
Jeffrey Remmel, University of California at San Diego, La Jolla
(885-03-12) -
15:30
A characterization of inference degrees.
Martin Kummer, Universit\"at Karlsruhe
Frank Stephan*, Universit\"at Karlsruhe
(885-03-27) -
16:00
Decidability and undecidability in the r. e. wtt-degrees.
Steffen Lempp*, University of Wisconsin, Madison
(885-03-49) -
16:30
Algorithmic randomness.
Anton\'\i n Ku\v cera*, Charles University, Prague, Czech Republic
(885-03-25)
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14:00
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Sunday October 3, 1993, 09:00-11:20
Special Session on Recursion Theory, III
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09:00
Extending partial order embeddings in the r.e. degrees.
Theodore A. Slaman*, University of Chicago
Robert I. Soare, University of Chicago
(885-03-56) -
09:30
The last question on recursively enumerable many-one degress.
Andre Nies*, Cornell University
(885-03-16) -
10:00
Recursive limit structures.
Julia F. Knight*, University of Notre Dame
(885-03-15) -
10:30
The strength of Martin-Lof type theories with well-ordering types.
Edward Griffor*, Uppsala University, Sweden
Michael Rathjen, Ohio State University, Columbus
(885-03-29) -
11:00
Inductive inference classes.
Piergiorgio Odifreddi*, University of Torino, Italy
(885-03-31)
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09:00