JOINT COLUMBIA-CUNY-NYU
NUMBER THEORY SEMINAR
SCHEDULE  OF TALKS 2011-2012

RTG SEMINAR TALK FOR GRADUATE STUDENTS AT 4:00 P.M. :
The seminar will have a special RTG talk at 4:00 P.M. every Thursday when the seminar meets. The RTG talk will  be aimed at graduate students and post-docs; regular faculty are requested not to attend.



Date
Place and Time Speaker Affiliation Title


February 2
COLUMBIA UNIVERSITY

RTG  Seminar: 4:00-4:45 in Room 528

NUMBER THEORY SEMINAR:  5:30-7:00 in Room 312

TEA: 5:00-5:30 served in the Math Lounge on the 5th floor.


Kumar Murty


University of Toronto



BOUNDED GENERATION, CONGRUENCE SUBGROUPS, AND SPLITTING OF PRIMES


abstract




February 9

CUNY GRADUATE CENTER

RTG  Seminar: 4:00-4:45, Room 4214


NUMBER THEORY SEMINAR:  5:30-7:00
(all talks in Room 4214-Math Lounge)

TEA: 5:00-5:30 served in Room 4214 (Math Lounge)





David Brown





Emory University




RTG TALK : An introduction to cohomology and crystals

RIGID COHOMOLOGY OF ALGEBRAIC STACKS





abstract


February 16
NYU, COURANT INSTITUTE

RTG  Seminar: 4:00-4:45 in Room Meyer 102
NUMBER THEORY SEMINAR:  5:30-7:00

  NYU TALK WILL BE IN MYER HALL
(PHYSICS DEPT.) ROOM 121 AT

#4-WASHINGTON PLACE

 TEA: 5:00 - 5:30 served in Meyer Hall Lobby


Arul Shankar


Princeton University


THE AVERAGE SIZE OF THE 2-TORSION IN CLASS GROUPS OF CUBIC FIELDS


abstract


February 23
COLUMBIA UNIVERSITY

RTG  Seminar: 4:10-4:55 in Room 528

NUMBER THEORY SEMINAR:  5:30-7:00 in Room 312

TEA: 5:00-5:30 served in the Math Lounge on the 5th floor.
 


Lucien Szpiro




CUNY



LOCAL AND GLOBAL INVARIANTS OF POLARIZED SELF MAPS


abstract


March 1
CUNY GRADUATE CENTER

RTG  Seminar: 4:00-4:45, Room C198


NUMBER THEORY SEMINAR:  5:30-7:00
(all talks in Room C198)

TEA: 5:00-5:30 served in Room C198, C-level:
one floor down from lobby.





Mike Zieve







University of Michigan




RTG TALK: Galois theory of fibered products

A UNIFORM BOUNDEDNESS THEOREM FOR POLYNOMIAL MAPS






abstract


March 8
NYU, COURANT INSTITUTE

RTG  Seminar: 4:00-4:45 in Room Meyer 102
NUMBER THEORY SEMINAR:  5:30-7:00

  NYU TALK WILL BE IN MYER HALL
(PHYSICS DEPT.) ROOM 121 AT

#4-WASHINGTON PLACE


TEA: 5:00 - 5:30 served in Meyer Hall Lobby


Rob Harron




University of Wisconsin





L-INVARIANTS OF SYMMETRIC POWERS OF MODULAR FORMS






abstract




March 15

Spring Break (Columbia, NYU)

Spring Break


Spring Break

Spring Break



March 22
COLUMBIA UNIVERSITY

RTG  Seminar: 4:10-4:55 in Room 528

NUMBER THEORY SEMINAR:  5:30-7:00 in Room 312

TEA: 5:00-5:30 served in the Math Lounge on the 5th floor.


Daniel Bump


Stanford University


WHITTAKER FUNCTIONS AND DEMAZURE OPERATORS


abstract




March 29
CUNY GRADUATE CENTER

RTG  Seminar: 4:00-4:45
NUMBER THEORY SEMINAR:  5:30-7:00
(all talks in Room 9206)

TEA: 5:00-5:30 served in Room 9206.


Dino Lorenzini


University of Georgia


THE INDEX OF AN ALGEBRAIC VARIETY


abstract


April 5

NYU, COURANT INSTITUTE

RTG  Seminar: 4:00-4:45 in Room Meyer 102
NUMBER THEORY SEMINAR:  5:30-7:00

  NYU TALK WILL BE IN MYER HALL
(PHYSICS DEPT.) ROOM 121 AT

#4-WASHINGTON PLACE

  TEA: 5:00 - 5:30 served in Meyer Hall Lobby


Tony Varilly


Rice University


FAILURE OF THE HASSE PRINCIPLE ON GENERAL K3 SURFACES


abstract

April 12

Spring Break (CUNY)


Spring Break

Spring Break

Spring Break




April 19
RITT LECTURES!

COLUMBIA UNIVERSITY
FIRST RITT LECTURE :  5:30-6:30
in Room 312

TEA: 5:00-5:30 served in the Math Lounge
on the 5th floor.


Pierre Colmez


Université Pierre et Marie Curie, Paris



p-ADIC ANALYSIS AND GALOIS REPRESENTATIONS


abstract



April 20
RITT LECTURES!

COLUMBIA UNIVERSITY
SECOND RITT LECTURE: 3:30-4:30
in Room 312

TEA: 3:00-3:30 served in the Math Lounge
on the 5th floor.



Pierre Colmez


Université Pierre et Marie Curie, Paris


p-ADIC ANALYSIS AND GALOIS REPRESENTATIONS


abstract



April 26
DOUBLE HEADER
CUNY GRADUATE CENTER

FIRST TALK:  4:30-5:30


SECOND TALK: 6:00-7:00
(all talks in Room 9206)

TEA: 5:30-6:00 served in Room 9206.



R. Parimala




Paul Vojta



Emory University




UC, Berkeley



R-EQUIVALENCE IN ALGEBRAIC GROUPS AND KNESER-TITS CONJECTURE


UNDERSTANDING DYSON'S LEMMA FOR PRODUCTS OF ARBITRARY CURVES




abstract




abstract