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2012–2013 Schedule of talks

More information on the seminar can be found under the tabs at the top of this page. Visitor information is available through the links at the bottom.

Spring 2013

Time and location: Friday 03:30pm–04:30pm, Malott Hall 406.

25 JanXuhua He, Hong Kong University of Science and TechnologyAffine Weyl groups, affine Hecke algebras and affine Deligne-Lusztig varieties
01 FebOrganizational meeting
08 FebAllen Knutson, Cornell UniversityAtlases built from Bruhat cells, and the wonderful compactification of a group
15 FebOmer Offen, Technion–Israel Institute of TechnologyOn the distinguished automorphic spectrum for $(Sp(2n),Sp(n)\times Sp(n))$
21 FebSophus Lie Days, 21–22 Feb
Peter Trapa, University of Utah		Unitary representations of reductive Lie groups
Time and location: 04:00pm–05:00pm, Malott Hall 532
22 FebPeter Trapa, University of UtahComputing invariant forms on Harish-Chandra modules
01 MarBirgit Speh, Cornell UniversityBranching laws for infinite dimensional representations: An example
08 MarNo talk
14 MarSophus Lie Days, 14–15 Mar
Ivan Cherednik, University of North Carolina		New theory of $q,t$-hypergeometric and $q$-Whittaker functions I
Time and location: 04:00pm–05:00pm, Malott Hall 532
15 MarIvan Cherednik, University of North CarolinaNew theory of $q,t$-hypergeometric and $q$-Whittaker functions II
22 MarSpring break
29 MarAna Pires, Cornell UniversityThe topology of toric origami manifolds
05 AprNo talk
12 AprChi-Kwong Fok, Cornell UniversityReal $K$-theory of compact simply-connected Lie groups
18 AprPeter Sarnak, Princeton University and Institute for Advanced StudyQuantum variance for the modular quotient
Time and location: 01:45–02:45pm, Malott Hall 224
26 AprAndrew Sale, Cornell UniversityA Geometric Version of the Conjugacy Problem in Semisimple Lie Groups
03 MayBruce Fontaine, Cornell UniversityRotation of tensors and geometric representation theory

Fall 2012

Time and location: Friday 03:30pm–04:30pm, Malott Hall 406.

31 AugOrganizational meeting
07 SepNicholas Proudfoot, University of OregonQuantizations of conical symplectic resolutions
14 SepBalazs Elek, Cornell UniversityComputing the standard Poisson structure on Bott-Samelson varieties
21 SepAndrei Rapinchuk, University of VirginiaWeakly commensurable groups, with applications to differential geometry
28 SepDan Barbasch, Cornell UniversityHermitian Forms for Iwahori-Hecke Algebras
05 OctFall break
12 OctMartin Kassabov, Cornell UniversityWord values in $p$-adic and adelic groups
19 OctVictor Protsak, SUNY OswegoHidden symmetries in $GL_n$ to $GL_{n-2}$ branching
26 OctKa Yue Wong, Cornell UniversityThe Kraft-Procesi Model and K-type Multiplicities of Nilpotent Orbit Closures
02 NovNo talk
09 NovNo talk
16 NovTara Holm, Cornell UniversityThe Morse-Bott-Kirwan condition is local
23 NovThanksgiving recess
30 NovNo talk