AMS Meeting Program by Special Session
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1991 Joint Mathematics Meetings
San Francisco, CA, January 1619, 1991
Meeting #863
Associate secretaries:
Andy R Magid, AMS amagid@ou.edu
Kenneth A Ross, MAA ross@math.uoregon.edu
AMS Special Session on Combinatorial Design Theory

Wednesday January 16, 1991, 7:00 a.m.9:50 a.m.
AMS Special Session on Combinatorial Design Theory, I

7:00 a.m.
On resolvable perfect Mendelsohn designs.
Frank E. Bennett*, Mount Saint Vincent University,
(86305413)

7:30 a.m.
Resolvable balanced incomplete block designs with a block size of 8.
Malcolm Greig*, University of British Columbia
(86305295)

8:00 a.m.
Combinatorial techniques for universal classes of hash function.
Douglas R. Stinson*, University of Nebraska, Lincoln
(86305414)

8:30 a.m.
On generalized balanced tournament designs.
Esther R. Lamken*, Institute for Defense Analyses
(86305650)

9:00 a.m.
On the spectrum of alpharesolvable block designs.
R. C. Mullin*, University of Waterloo
(86305310)

9:30 a.m.
Weakly resolvable designs.
Gustavus J. Simmons*, Sandia National Laboratories, Albuquerque, New Mexico
(86305551)

Wednesday January 16, 1991, 1:15 p.m.5:05 p.m.
AMS Special Session on Combinatorial Design Theory, II

1:15 p.m.
Decomposing Steiner systems into isomorphic partial systems.
Alexander Rosa*, McMaster University
(86305416)

1:45 p.m.
Block designs and relative compromise of statistical databases.
Mirka Miller, Unversity of New England, Australia
Jennifer Seberry*, University of New South Wales, Australia
(86305531)

2:15 p.m.
A mathematical model of competing species and Hadamard designs.
Masakazu Jimbo*, Gifu University, Japan
Yoshiaki Ito, Institute of Statistical Mathematics, Japan
(86305370)

2:45 p.m.
A doubling construction for certain selforthogonal 2sequencings.
Bruce A. Anderson*, Arizona State University
(86305412)

3:15 p.m.
Frames with block size fourconstructions and applications.
Rolf Rees*, Memorial University of Newfoundland
Douglas Stinson, University of Nebraska, Lincoln
(86305411)

3:45 p.m.
Arcs in Latin squares.
V. C. Mavron, University College of Wales, Wales
W. D. Wallis*, Southern Illinois University, Carbondale
(86305148)

4:15 p.m.
Large sets of disjoint tdesigns.
Yeow Meng Chee, University of Waterloo
Charles J. Colbourn, University of Waterloo
Steven C. Furino, University of Waterloo
Donald L. Kreher*, University of Wyoming
(86305289)

4:45 p.m.
Delsarte's inequalities and tdesigns.
Richard M. Wilson*, California Institute of Technology
(86305649)

Thursday January 17, 1991, 7:00 a.m.9:50 a.m.
AMS Special Session on Combinatorial Design Theory, III

7:00 a.m.
A few more Room frames.
J. H. Dinitz*, University of Vermont
D. R. Stinson, University of Nebraska, Lincoln
(86305339)

7:30 a.m.
Faithful enclosings of triple systems: A generalization of a theorem of Stern.
David C. Bigelow, University of Waterloo
Charles J. Colbourn*, University of Waterloo
(86305209)

8:00 a.m.
Designs and root finding.
S. A. Vanstone*, University of Waterloo
(86305335)

8:30 a.m.
Pairwise balanced designs: A block of specified size.
Alan Hartman, IBM, Israel
Katherine Heinrich*, Simon Fraser University
(86305415)

9:00 a.m.
Covering pairs by quintuples.
W. H. Mills*, Institute for Defense Analyses
R. C. Mullin, University of Waterloo
(86305238)

9:30 a.m.
Some new constructions and improved bounds for perfect secret sharing schemes.
Ernest F. Brickell*, Sandia National Laboratories, Albuquerque, New Mexico
Doug R. Stinson, University of Nebraska, Lincoln
(86305434)
Inquiries: meet@ams.org