Commutative Algebra Seminar Fridays at 2:35 
We plan to begin the year by covering some of the
material in the new book
Combinatorial Commutative Algebra by Ezra Miller
and Bernd
Sturmfels.
September 17  Ch. 7: Semigroup Algebras 
Jessica Sidman 
September 24  Ch. 8: Multigraded polynomial rings  Amit Khetan University of Massachusetts, Amherst 
October 8 
No meeting. 

October 15 
Ch. 1: Squarefree monomial ideals 
Christine von Renesse University of Massachusetts, Amherst Anne Christophersen University of Massachusetts, Amherst and University of Aarhus 
October 22 
Ch. 4: Cellular resolutions 
David Cox Amherst College 
October 29 
No meeting. 

November 5 
No meeting. 

November 12 
Ch. 2 Borelfixed monomial ideals 
Jessica Sidman Mount Holyoke College and University of Massachusetts, Amherst 
November 17 
Business meeting at 3:00 

December 3 
Ch. 4 Cellular resolutions 
Ivan Soprounov University of Massachusetts, Amherst 
December 10 
Ch. 10 Toric varieties 
David Cox Amherst College 
February 11 
Applications of Algebraic Geometry in Geometric Modelling Abstract 
Falai Chen Univ. of Science and Technology of China, Hefei 
February 25 
Chapter 10: Toric varieties (continued) 
Jessica Sidman Mount Holyoke College and University of Massachusetts, Amherst 
March 4 
Geometric invariant theory and toric varieties I 
David Cox Amherst College 
March 11 
Geometric invariant theory and toric varieties II 
David Cox Amherst College 
April 1 
Geometric invariant theory and toric varieties III 
David Cox Amherst College 
April 8 
Geometric invariant theory and toric varieties IV 
David Cox Amherst College 
April 15 
Geometric invariant theory and toric varieties V 
David Cox Amherst College 
April 29 (Room 1234) 
How do I do that in Macaulay 2? 
Jessica Sidman Mount Holyoke College and University of Massachusetts, Amherst 
May 6 (3pm) 
Bezout's Theorem and Ovals of Real Algebraic Curves 
David Cox Amherst College 