1:15 p.m. Lower bounds for computing with integer inputs. Michael D. Hirsch*, University of California, Berkeley
(863-14-312)
1:45 p.m. Witt group of curves over global fields. R. Parimala*, Tata Institute of Fundamental Research, India and University of California, Berkeley
R. Sridharan, Tata Institute of Fundamental Research, India and University of California, Berkeley
(863-14-276)
2:15 p.m. Reduced norm square of Pfaffian. R. Sridharan*, Tata Institute of Fundamental Research, India
(863-16-277)
2:45 p.m. Semirigid functions. Manfred Knebusch*, University of Regensburg, Federal Republic of Germany
(863-14-853)
3:15 p.m. The Pierce-Birkhoff conjecture for curves. Murray Marshall*, University of Saskatchewan
(863-12-34)
3:45 p.m. Topological equivalence of real binary forms. David Weinberg*, Texas Tech University
Dave Witte, Williams College
(863-57-511)
4:15 p.m. Order of contact of points in the real spectrum. James J. Madden*, Louisiana State University, Baton Rouge
(863-14-407)
4:45 p.m. On analytically varying solutions to Hilbert's 17th problem. Charles N. Delzell*, University of California, Berkeley
(863-14-743)
7:00 a.m. Complexity of algorithms in real algebraic geometry. Marie-Francoise Roy*, University of Rennes I, France
(863-14-365)
7:30 a.m. Some computations in robotics from the real algebraic geometry. Maria J. Gonz\'alez Lop\'ez, University of Cantabria, Spain
Tom\'as Recio*, University of Cantabria, Spain
(863-14-587)
8:00 a.m. Orders on not necessarily formally real fields. Ron Brown*, University of Hawaii, Honolulu
(863-12-546)
8:30 a.m. Matrix orderings for noncommutative rings. Thomas C. Craven*, University of Hawaii, Honolulu
(863-14-374)
9:00 a.m. Orderings on noncommutative rings. Victoria Powers*, Emory University
(863-14-533)
9:30 a.m. Signatures of higher level on a commutative ring. Susan Barton*, Pennsylvania State University, Media
(863-13-537)
8:30 a.m. Pro-2-Demuskin groups of rank aleph_0 as Galois groups of maximal 2-extensions of fields. Jan Minac, University of Western Ontario
Roger Ware*, Pennsylvania State University, University Park
(863-12-281)
9:00 a.m. Witt rings and Galois groups. Tara L. Smith*, Ohio State University, Columbus
(863-12-283)
9:30 a.m. Stable decompositions of division algebras with involution. Maurice Chacron, Carleton University
H\'el\`ene Dherte, University Catholique de Louvain, Belgium
Jean-Pierre Tignol*, University Catholique de Louvain, Belgium
Adrian Wadsworth, University of California at San Diego, La Jolla
(863-16-381)