JOINT COLUMBIA-CUNY-NYU
NUMBER THEORY SEMINAR

SCHEDULE  OF TALKS 2005-2006


Date
Place and Time Speaker Affiliation Title
February 2

COLUMBIA UNIVERSITY

TALK:  312 Math, 5:30-7:00

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

Ye Tian



McGill University,
Montreal, Canada



 
RATIONAL POINTS ON MODULAR
        ABELIAN VARIETIES






February 9
NYU, COURANT INSTITUTE

  TALK: 13th Floor, 5:30-7:00

 TEA: 5:00 - 5:30 served in  the  Math Lounge on the 13th floor.


Tamar Ziegler



IAS



ARITHMETIC PROGRESSIONS AND NILMANIFOLDS




February 16
CUNY GRADUATE CENTER

TALK:  Room C198, 5:30-7:00

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


Sinnou David



Universite Pierre et Marie Curie




ON TWO QUESTIONS OF LANG




February 23
NYU, COURANT INSTITUTE

  TALK: 13th Floor, 5:30-7:00

 TEA: 5:00 - 5:30 served in  the  Math Lounge on the 13th floor.


Alex Gamburd


IAS/Santa Cruz


SUM-PRODUCT ESTIMATES, EXPANDERS, AND EQUIDISTRIBUTION




March 2

COLUMBIA UNIVERSITY

TALK:  312 Math, 5:30-7:00

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


Kartik Prasanna


UCLA


ELLIPTIC CURVES, QUADRATIC TWISTS AND p-(IN)DIVISIBILITY
OF L-VALUES




March 9
CUNY GRADUATE CENTER

TALK:  Room C198, 5:30-7:00

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


David and Gregory Chudnovsky


Brooklyn Polytechnic University


SPARSE SETS IN TIME AND FREQUENCY WITH DIOPHANTINE PROBLEMS AND INTEGRABLE SYSTEMS

joint work by D. Chudnovsky, G. Chudnovsky, T. Morgan (Polytechnic University, Brooklyn).



March 16
COLUMBIA UNIVERSITY

TALK:  312 Math, 5:30-7:00

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


SPRING BREAK


SPRING BREAK


SPRING BREAK




 

March 23
NYU, COURANT INSTITUTE

  TALK: 13th Floor, 5:30-7:00

 TEA: 5:00 - 5:30 served in  the  Math Lounge on the 13th floor.


Frank Calegari


Harvard University


GALOIS REPRESENTATIONS OVER GENERAL NUMBER FIELDS




March 30
CUNY GRADUATE CENTER

TALK:  Room C198, 5:30-7:00

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



David Hayes



UMass Amherst



THE 2-DIVISIBILITY OF hp+



abstract



April 6
COLUMBIA UNIVERSITY

TALK:  312 Math, 5:30-7:00

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


Laurent Berger


IHES, Paris


ON SOME mod p REPRESENTATIONS
OF Gal(\bar Qp/Qp) AND OF GL2(Qp)



April 8 - 24
.
HOLIDAYS
APRIL 8 - 24

HOLIDAYS
APRIL 8 - 24

HOLIDAYS
APRIL 8 - 24

HOLIDAYS
APRIL 8 - 24






April 27
CUNY GRADUATE CENTER

TALK:  Room C198, 5:30-7:00

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


 
Spencer Bloch




University of Chicago






MOTIVES ASSOCIATED TO
FEYNMAN GRAPHS


      




May 4
NYU, COURANT INSTITUTE

  TALK: 13th Floor, 5:30-7:00

 TEA: 5:00 - 5:30 served in  the  Math Lounge on the 13th floor.



CANCELLED



CANCELLED



CANCELLED - NO SEMINAR




May 11

COLUMBIA UNIVERSITY

TALK:  312 Math, 5:30-7:00

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



Ivan Fesenko



University of Nottingham


ADELIC INTEGRATION ON ARITHMETIC SURFACES,
MEROMORPHIC CONTINUATION OF THEIR ZETA INTEGRAL AND MEAN- PERIODIC FUNCTIONS
 










FRIDAY
May 26


ERGODIC THEORY
AND DIOPHANTINE PROBLEMS MINI-CONFERENCE


NYU, COURANT INSTITUTE
(All talks in Room 101, Courant Institute)
 

11:00 - 12:00: Jordan Ellenberg


2:00 - 3:00:

Elon Lindenstrauss

3:30 - 4:30:
Gregory Margulis

Wisconsin



Princeton


Yale

AN APPLICATION OF ERGODIC THEORY TO A CLASSICAL PROBLEM IN REPRESENTATIONS OF QUADRATIC FORMS

TBA


TBA