AMS Sectional Meeting Program by Special Session
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1998 Fall Central Section Meeting
Chicago, IL, September 1213, 1998
Meeting #935
Associate secretaries:
Susan J Friedlander, AMS
susan@math.northwestern.edu
Special Session on Commutative Algebra

Saturday September 12, 1998, 8:30 a.m.10:50 a.m.
Special Session on Commutative Algebra, I
Room 1115, Lewis Center
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Michael Stillman, Cornell University mike@math.cornell.edu

8:30 a.m.
A criterion for equality of radicals of ideals, and some applications.
Alexandre B Tchernev*, Purdue University
(93513181)

9:00 a.m.
Permanental Ideals.
Reinhard C Laubenbacher*, New Mexico State University
Irena Swanson, New Mexico State University
(93513180)

9:30 a.m.
Codimension three subcanonical schemes.
David Eisenbud, University of California at Berkeley
Sorin E Popescu*, Columbia University
Charles Walter, Universite de Nice, France
(93514220)

10:00 a.m.
Algebraic Fundamental Group of a Curve Singularity.
Hema Srinivasan*, University of MissouriColumbia
Steven D Cutkosky, University of Missouri
(9351327)

10:30 a.m.
Indecomposable Gorenstein Modules of Odd Rank.
Christel Rotthaus, Michigan State University
Dana Weston, University of Missouri
Roger Wiegand*, University of Nebraska
(93513144)

Saturday September 12, 1998, 3:00 p.m.6:50 p.m.
Special Session on Commutative Algebra, II
Room 1115, Lewis Center
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Michael Stillman, Cornell University mike@math.cornell.edu

3:00 p.m.
Good and bad Koszul algebras.
JanErik Roos*, Department of Mathematics, Stockholm Universiy, Stockholm, Sweden
(93513145)

3:30 p.m.
On CohenMacaulay approximation.
Jee Heub Koh*, Korea Institute for Advanced Study and Indiana University
(93513141)

4:00 p.m.
Strictly positive regular functions on compact real varieties.
Eberhard Becker*, Universit\"at Dortmund
(93513190)

4:30 p.m.
Simultaneous Resolution.
Steven D Cutkosky*, University of MissouriColumbia
(9351426)

5:00 p.m.
Hilbert functions and homogeneous generic forms.
Vesselin Gasharov*, Cornell University
(93513202)

5:30 p.m.
Annihilators and associated primes of local cohomology modules.
Christel Rotthaus*, Michigan State University
Markus Brodmann, Universit\"at Z\"urich
Rodney Sharp, University of Sheffield
(9351369)

6:00 p.m.
The Chern polynomial of a three arrangement .
Henry K Schenck*, Northeastern University
(93514113)

6:30 p.m.
Derivations and powers of ideals.
Reinhold H\"ubl, University of Regensburg
Irena Swanson*, New Mexico State University
(93513146)

Sunday September 13, 1998, 8:00 a.m.10:50 a.m.
Special Session on Commutative Algebra, III
Room 1115, Lewis Center
Organizers:
Irena V. Peeva, Massachusetts Institute of Technology irena@math.mit.edu
Michael Stillman, Cornell University mike@math.cornell.edu

8:00 a.m.
On cohomology algebras of complex subspace arrangements.
Eva Maria E. Feichtner*, Institute for Advanced Study, Princeton
G\"unter M. Ziegler, University of Technology Berlin
(93513160)

8:30 a.m.
Mixed dominating matrices.
Klaus G Fischer*, George Mason University
(93513119)

9:00 a.m.
A Theorem on SmoothnessBassQuillen, Chow Groups and Intersection Multiplicity of Serre.
Sankar P. Dutta*, University of Illinois at UrbanaChampaign
(9351364)

9:30 a.m.
Sharper estimates for the HilbertKunz function in dimension 2.
Paul Monsky*, Brandeis University
(9351310)

10:00 a.m.
Approximating Discrete Valuation Rings by Regular Local Rings.
William Heinzer, Purdue University
Christel Rotthaus, Michigan State University
Sylvia Wiegand*, University of Nebraska
(93513143)

10:30 a.m.
Deviations of local homomorphisms and finiteness of Andr\'eQuillen homology.
Luchezar L. Avramov*, Purdue University
(93513189)
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