Author Archive: raphy

U. Haifa Topology & Geometry seminar: Sunday, Apr. 3, 2022. Speaker: Sanjeevi Krishnan (Ohio State University). Title: “A Kan Condition for Directed Homotopy”.

Time: 17:00 (Israel Time) Location: On Zoom Abstract.The Kan condition guarantees that a simplicial set, a formal colimit of abstract simplices, models enough features of a topological space so that classical homotopy theory can be given a completely combinatorial description. …
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Colloquium: Tuesday, March 29, 2022. Speaker: Speaker: Christopher Voll (Bielefeld). Title: “Zeta functions of groups, rings, and modules”.

The zoom link for our meetings is:https://us02web.zoom.us/j/83337601824 Abstract: Zeta functions are ubiquitous in mathematics. In algebra and geometry, they often have an enumerative interpretation, prominent examples being the Dedekind zeta function of a number field and the (Weil) zeta function of…
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Colloquium: Tuesday, March 15, 2022. Speaker: Speaker: Vikraman Balaji (Chennai Mathematical institute). Title: “Parahoric groups, Bruhat-Tits group schemes and  representations of Fuchsian groups and parabolic bundles”

Our next Math colloquium talk at Haifa University will be on Zoom, on the 15th of March (Tuesday). You can find the updated list of speakers and abstracts for the seminar at https://adoronmath.wordpress.com/colloquium/ The zoom link for our meetings is: https://us02web.zoom.us/j/83337601824 Time: 14:00 Abstract: The…
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U. Haifa Topology & Geometry seminar: Sunday, Mar. 6, 2022. Speaker: Greg Arone (University of Stockholm). “Title: Ext in the category of functors from Groups to abelian groups”

Time:  17:00 (Israel Time) Location:  Room 614, Science & Education Building, University of Haifa                   and on Zoom (see below) https://us02web.zoom.us/rec/share/jtfNDNX5RaN1GdA09LGJykGM_nVmLaHW6dcKoTu5B-yUk5bDjL64Y-nSoQoJHyDI.vjEmMP1I3vyXjJpf Abstract. We consider the category of polynomial functors from finitely generated free groups to abelian groups. Favorite examples include…
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