Announcements - All

The unbounded denominators conjecture

March 30, 2022      3:00 pm
Speaker: Yunqing Tang

The unbounded denominators conjecture, first raised by Atkin and Swinnerton-Dyer, asserts that a modular form for a finite index subgroup of SL_2(Z) whose Fourier coefficients have bounded denominators must be...
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How to count using equivariant cohomology?

March 29, 2022      3:00 pm
Speaker: Anand Deopurkar

How often does a general cubic surface appear in a 4-dimensional linear system?  As a slice of a general cubic 3-fold?  I will describe how we can solve problems of...
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