AMS Sectional Meeting Program by Special Session
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1997 Fall Eastern Sectional Meeting
Montreal, Quebec Canada, September 2628, 1997
Meeting #924
Associate secretaries:
Lesley M Sibner, AMS
lsibner@duke.poly.edu
Special Session on Commutative Algebra

Friday September 26, 1997, 3:00 p.m.6:20 p.m.
Special Session on Commutative Algebra, I
Room 300, Z Wing, Pavillon Principal de l'Universit\'e de Montr\'eal
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Hema Srinivasan, University of Missouri mathhs@mizzou1.missouri.edu

3:00 p.m.
Resultants and EagonNorthcott Resolutions
John C McDonald*,
(92414300)

3:30 p.m.
The Module of differentials
Ruth I. Michler*, University of North Texas
(92413160)

4:00 p.m.
Cellular Resolutions of Monomial Modules
Dave Bayer*, Barnard College
Bernd Sturmfels, University of California at Berkeley
(92414113)

4:30 p.m.
Spanning Trees and QuasiInverses
John A. Eagon*,
(92413251)

5:00 p.m.
Gorenstein Divisors
Anthony A. Iarrobino, Jr.*, Northeastern University, Boston, MA 02115
(92413245)

5:30 p.m.
The Projective Geometry of the Gale Transform
Sorin E Popescu*, Columbia University
David Eisenbud, Berkeley
(92414187)

6:00 p.m.
Term Orders in Free Algebras
Reinhard C Laubenbacher*, New Mexico State University
(92413237)

Saturday September 27, 1997, 8:00 a.m.10:50 a.m.
Special Session on Commutative Algebra, II
Room 310, Z Wing, Pavillon Principal de l'Universit\'e de Montr\'eal
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Hema Srinivasan, University of Missouri mathhs@mizzou1.missouri.edu

8:00 a.m.
Intermediate rings between a local domain and its completion
William Heinzer, Purdue University
Christel Rotthaus, Michigan State University
Sylvia Wiegand*, University of Nebraska
(92413101)

8:30 a.m.
Noetherian Rings Between a Local Domain and its Completion
Christel Rotthaus*, Michigan State University
(92413126)

9:00 a.m.
Multiplicity of a Noetherian Intersection
Andrei Gabrielov*, Purdue University
(9241496)

9:30 a.m.
Local factorization and monomialization of morphisms
Steven D Cutkosky*, Univ. Missouri
(92414177)

10:00 a.m.
$\cal A$graded ideals
Vesselin Gasharov*, University of Michigan
Irena Peeva, M.I.T.
(92413195)

10:30 a.m.
Weak Fregularity deforms in $\Bbb Q$Gorenstein rings
Ian M Aberbach*, University of Missouri
Mordechai Katzman, University of Minnesota
Brian MacCrimmon, University of Missouri
(92413173)

Saturday September 27, 1997, 2:30 p.m.5:20 p.m.
Special Session on Commutative Algebra, III
Room 310, Z Wing, Pavillon Principal de l'Universit\'e de Montr\'eal
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Hema Srinivasan, University of Missouri mathhs@mizzou1.missouri.edu

2:30 p.m.
CapelliType Identities and Resolutions of Weyl Modules.
David A Buchsbaum*, Brandeis University
GianCarlo Rota, M.I.T.
(9241325)

3:00 p.m.
Gor(T) and other classifying spaces for graded artinian level algebras
Anthony V. Geramita*, Queen's University(Kingston, Canada), University of Genova (Genova, Italy)
(9241312)

3:30 p.m.
HilbertKunz functions of quartics
Paul Monsky*, Brandeis University
(9241349)

4:00 p.m.
Some results on test elements
Ian M Aberbach, University of Missouri
Brian MacCrimmon*, University of Missouri
(92413175)

4:30 p.m.
Determinantal Varieties and moduli spaces for piecewise polynomial functions
Henry K Schenck*, Cornell University
(92413116)

5:00 p.m.
Chern classes of regular embeddings.
Paul C. Roberts*, University of Utah
(92413224)

Sunday September 28, 1997, 8:00 a.m.10:50 a.m.
Special Session on Commutative Algebra, IV
Room 310, Z Wing, Pavillon Principal de l'Universit\'e de Montr\'eal
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Hema Srinivasan, University of Missouri mathhs@mizzou1.missouri.edu

8:00 a.m.
Resolutions of determinantal ideals and the homology of chessboard and matching complexes
Vic Reiner*, Univ. of Minnesota
Joel Roberts, Univ. of Minnesota
(92413219)

8:30 a.m.
Classification of ThomBoardman strata that are CohenMacaulay along determinantal strata.
Jerzy M Weyman*, Northeastern University
(92413215)

9:00 a.m.
Generalized principal ideal theorems
David Eisenbud, MSRI
Bernd Ulrich*, Michigan State University
(92413197)

9:30 a.m.
On depth properties of the associated graded ring of $m$primary ideals.
Alberto Corso, Purdue University
Claudia Polini*, Michigan State University
Maria Vaz Pinto, Universidade de Lisboa
(92413196)

10:00 a.m.
Infinite free complexes with finite length homologies in characteristic $p(>0)$.
Sankar P. Dutta*, University of Illinois, Department of Mathematics
(9241376)

10:30 a.m.
On the weak subintegral closure of ideals
Marie A. Vitulli*, University of Oregon
(9241397)

Sunday September 28, 1997, 2:30 p.m.4:20 p.m.
Special Session on Commutative Algebra, V
Room 310, Z Wing, Pavillon Principal de l'Universit\'e de Montr\'eal
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Hema Srinivasan, University of Missouri mathhs@mizzou1.missouri.edu

2:30 p.m.
Curvature for Infinite Resolutions
Luchezar L Avramov*, Purdue University
(92413246)

3:00 p.m.
The structure of closed ideals
Joseph P. Brennan*, North Dakota State University
Wolmer V. Vasconcelos, Rutgers University, New Brunswick
(92413134)

3:30 p.m.
Local rings of finite CohenMacaulay type
Roger Wiegand*, University of Nebraska
(9241347)

4:00 p.m.
Characterizing Etale Intermediate Rings $A \subseteq D \subseteq A^{hs}$
Mark S. McCormick*, Michigan State University
(9241373)
Inquiries: meet@ams.org