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2020 Seminars

Thursday, April 2. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Jianfeng Lin
Title: Isotopy of the Dehn twist on K3#K3 after a single stabilization

See The 4-2-2020 Seminar Abstract and Video

Thursday, April 9. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: John Baldwin
Title: Framed instanton homology and concordance

See The 4-9-2020 Seminar Abstract and Video

Thursday, April 16. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Francesco Lin
Title: Monopole Floer homology, eigenform multiplicities and the Seifert-Weber dodecahedral space

See The 4-16-2020 Seminar Abstract and Video

Thursday, April 23. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Antonio Alfieri
Title: Instanton Floer homology of almost-rational plumbings

See The 4-23-2020 Seminar Abstract and Video

Thursday, April 30. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Peter Kronheimer
Title: Dehn twists in dimension four

See The 4-30-2020 Seminar Abstract and Video

Thursday, May 7. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Gleb Smirnov
Title: The Atiyah flop and diffeomorphism groups

See The 5-7-2020 Seminar Abstract and Video

Thursday, May 14. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Raphael Zentner
Title:   Surgery obstructions and character varieties (joint with Steven Sivek)

See The 5-14-2020 Seminar Abstract and Video

Thursday, October 29. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Sherry Gong
Title: Non-orientable link cobordisms and torsion order in Floer homologies

See The 10-29-2020 Seminar Abstract and Video

Thursday, November 5. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Donghao Wang
Title: Monopole Floer homology for 3-manifolds with toroidal boundary

See The 11-5-2020 Seminar Abstract and Video

Thursday, November 12. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Zenkun Li
Title: Instanton Floer homology for (1,1)-knots

See The 11-12-2020 Seminar Abstract and Video

Thursday, November 19. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Laura Fredrickson
Title: The asymptotic geometry of the Hitchin moduli space

See The 11-19-2020 Seminar Abstract and Video

Thursday, December 3. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Boyu Zhang
Title: Several detection results for Khovanov homology on links

See The 12-3-2020 Seminar Abstract and Video

Thursday, December 10. Noon PT = 1:00 MT = 2:00 CT = 3:00 ET
Speaker: Paul Feehan
Title: Morse-Bott theory on analytic spaces and applications to to topology of smooth 4-manifolds

See The 12-10-2020 Seminar Abstract and Video

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