AMS Sectional Meeting Program by Special Session
Current as of Tuesday, April 12, 2005 15:08:51
1991 Central Section Meeting
Fargo, ND, October 2526, 1991
Meeting #869
Associate secretaries: Andy R Magid, AMS amagid@ou.edu
Special Session on Commutative Algebra

Friday October 25, 1991, 7:00 a.m.9:50 a.m.
Special Session on Commutative Algebra, I
Century Theater, Memorial Union

7:00 a.m.
Picard groups of curves.
Roger Wiegand*, University of Nebraska, Lincoln
(86913122) 
7:30 a.m.
Examples of reflexive modules.
Frank Demeyer*, Colorado State University
(8691367) 
8:00 a.m.
Maximal ideals in Laurent polynomial rings.
Budh Nashier*, Florida State University
(8691337) 
8:30 a.m.
Modules over Artinian couples.
Christel Rotthaus*, Michigan State University
(8691324) 
9:00 a.m.
Descent properties.
Dana Weston*, University of Missouri, Columbia
(86913151) 
9:30 a.m.
Lengths of factorization of an element into irreducible elements.
D. D. Anderson*, University of Iowa
(8691308)

7:00 a.m.

Friday October 25, 1991, 2:00 p.m.5:50 p.m.
Special Session on Commutative Algebra, II
Century Theater, Memorial Union

2:00 p.m.
Algebraic varieties and their hyperplane sections.
Craig Huneke, Purdue University, West Lafayette
Bernd Ulrich*, Michigan State University
(8691302) 
2:30 p.m.
Ideals whose Hilbert function and Hilbert polynominal agree at n=1.
Judith D. Sally*, Northwestern University
(8691385) 
3:00 p.m.
On conditions which imply the invariance of the reduction exponent of an ideal.
Thomas Marley*, University of Nebraska, Lincoln
(86913128) 
3:30 p.m.
On relation type and reduction number for high powers of ideals in a commutative Noetherian ring.
Bernard Johnston*, Florida Atlantic University
D. Katz, University of Kansas
(86913127) 
4:00 p.m.
Mixed multiplicities, joint reductions, and quasiunmixed local rings.
Irena Swanson*, Purdue University, West Lafayette
(8691310) 
4:30 p.m.
The family of residue fields of a zerodimensional commutative ring.
Robert Gilmer, Florida State University
William Heinzer*, Purdue University, West Lafayette
(8691371) 
5:00 p.m.
The RiemannRoch problem.
Steven Dale Cutkosky*, University of Missouri, Columbia
V. Srinivas, T.I.F.R, India
(86913166) 
5:30 p.m.
Coefficient ideals in and blowups of a commutative Noetherian domain.
William Heinzer, Purdue University, West Lafayette
Bernard Johnston, Florida Atlantic University
David Lantz*, Colgate University
Kishor Shah, Southwest Missouri State University
(86913102)

2:00 p.m.

Saturday October 26, 1991, 7:00 a.m.9:50 a.m.
Special Session on Commutative Algebra, III
Century Theater, Memorial Union

7:00 a.m.
Powers of ideals and rational surfaces.
Anthony V. Geramita*, Queen's University
(86914126) 
7:30 a.m.
Wreath products and algebraic fundamental groups.
Shreeram S. Abhyankar*, Purdue University, West Lafayette
(8691403) 
8:00 a.m.
Additive group actions on affine space.
David R. Finston*, New Mexico State University
James K. Deveney, Virginia Commonwealth University
(8691431) 
8:30 a.m.
The cohomology of algebraic groups.
Robert M. Fossum*, University of Illinois, UrbanaChampaign
(8692094) 
9:00 a.m.
When does a characteristic p surface singularity have trivial fundamental group?
Steven Dale Cutkosky, University of Missouri, Columbia
Hema Srinivasan*, University of Missouri, Columbia
(86913167) 
9:30 a.m.
Some new Ktheoretic invariants for commutative rings.
Steven E. Landsburg*, Colorado State University
(86913139)

7:00 a.m.

Saturday October 26, 1991, 2:00 p.m.4:50 p.m.
Special Session on Commutative Algebra, IV
Century Theater, Memorial Union

2:00 p.m.
Locally complete intersection homomorphisms and Quillen's conjecture on the finiteness of cotangent homology.
Luchezar L. Avramov*, Purdue University, West Lafayette
(8691355) 
2:30 p.m.
Weyman's bicomplex and stable monomial ideals.
John A. Eagon*, University of Minnesota, Minneapolis
Joel Roberts, University of Minnesota, Minneapolis
(86913121) 
3:00 p.m.
On computing standard bases.
Yonghao Ma*, University of Utah
(8691356) 
3:30 p.m.
Sections of vector bundles over affine varieties.
Satya Mandal*, University of Kansas
(8691338) 
4:00 p.m.
Serre's conjecture on intersection multiplicity.
S. P. Dutta*, University of Illinois, UrbanaChampaign
(86913159) 
4:30 p.m.
Gorenstein properties of ring homomorphisms.
Luchezar L. Avramov, Purdue University, West Lafayette
HansBj\o rn Foxby*, Matematisk Institut, University of Copenhagen, Denmark
(86913115)

2:00 p.m.