Study group on Geometric Invariant Theory

Fall 2012

This working seminar takes place on Thursdays from 2 to 3:30 pm in Room 5212 at the CUNY Graduate Center. All are welcome.

Our goal is to study Geometric Invariant Theory, and its application to moduli problems in particular.

Schedule of upcoming talks

Click on the title of a talk for the abstract or references. The schedule is subject to change.

September 6 from 2:30pm to 3:30pm Organisational Meeting

September 13 from 2:30pm to 3:30pm Jorge Pineiro The space of morphisms on projective space (following Alon Levy)

September 20 from 2:30pm to 3:30pm Jorge Pineiro The space of morphisms on projective space (following Alon Levy), continued

September 27 from 2:30pm to 3:30pm Jorge Pineiro The space of morphisms on projective space (following Alon Levy), continued

October 4 from 2:30pm to 3:30pm Lloyd West The semistable reduction problem for the space of morphisms on P^n (following Alon Levy)

October 11 from 2:00pm to 3:00pm Philip Williams Semistable reduction implies minimality of the resultant for maps on P^n

October 18 from 2:00pm to 3:00pm Philip Williams Semistable reduction implies minimality of the resultant for maps on P^n, continued

October 25 from 2:30pm to 3:30pm Anupam Bhatnagar Isotriviality of Endomorphisms on Projective Varieties

December 6 from 2:00 to 3:00pm Short presentations on open problems

December 13 from 2:30pm to 3:30pm Raymond Thomas Dynamics on the Riemann Sphere (following Milnor)

Basic references on GIT

Michel Brion, Introduction to actions of algebraic groups, Les cours du CIRM, 1 no. 1 (2010), 1-22 [pdf]
Peter Newstead, Geometric Invariant Theory, Lecture Notes CIMPA-2006 [pdf]
Richard P. Thomas, Notes on GIT and symplectic reduction for bundles and varieties, in Surveys in Differential Geometry X, ed. S.-T. Yau. International Press, 2006 [arxiv]

Organized by
Anupam Bhatnagar
Bart Van Steirteghem (bartvs "at-sign" mec "dot" cuny "dot" edu)
Lloyd West (lloydwest "at-sign" me "dot" com)

Previous semesters: Spring 2012 Fall 2011 Spring 2011

This page is maintained by Bart Van Steirteghem and was shamelessly, indirectly copied from Pasha Belorousski. For other shameless thefts, see Michael Thaddeus' page.

Last update: 4 December 2012

September 6 from 2:30pm to 3:30pm		Organisational Meeting
September 13 from 2:30pm to 3:30pm	Jorge Pineiro	The space of morphisms on projective space (following Alon Levy)
September 20 from 2:30pm to 3:30pm	Jorge Pineiro	The space of morphisms on projective space (following Alon Levy), continued
September 27 from 2:30pm to 3:30pm	Jorge Pineiro	The space of morphisms on projective space (following Alon Levy), continued
October 4 from 2:30pm to 3:30pm	Lloyd West	The semistable reduction problem for the space of morphisms on P^n (following Alon Levy)
October 11 from 2:00pm to 3:00pm	Philip Williams	Semistable reduction implies minimality of the resultant for maps on P^n
October 18 from 2:00pm to 3:00pm	Philip Williams	Semistable reduction implies minimality of the resultant for maps on P^n, continued
October 25 from 2:30pm to 3:30pm	Anupam Bhatnagar	Isotriviality of Endomorphisms on Projective Varieties
December 6 from 2:00 to 3:00pm		Short presentations on open problems
December 13 from 2:30pm to 3:30pm	Raymond Thomas	Dynamics on the Riemann Sphere (following Milnor)