[PHK_seminar] [Cohomology]Wednesday 7 May, Leonid Ryvkin

[Igor Khavkine]

Dear All,

The video recording of the talk by Leonid Ryvkin from last week is now 
available on YouTube at

   https://youtu.be/9Ax1NX1pfaI

This link has also been recorded at the ResearchSeminars announcement

   https://researchseminars.org/talk/PHK-cohomology-seminar/132/

Best,

Igor

On 5/5/25 1:00 PM, sender of seminar announcement via phk_seminar wrote:
> Wednesday, 7 May 2025 - 13:30 to 14:30
> Place: Institute of Mathematics of ASCR, Žitná 25, Praha 1, the blue 
> lecture room + ZOOM meeting
> 
> Speaker: Leonid Ryvkin, Université Claude Bernard Lyon 1
> Title: Vector bundles over unordered configuration spaces
> 
> Abstract
> 
> I will describe a recent construction of a symmetrized external tensor 
> product of vector bundles of unordered configuration spaces (over some 
> fixed manifold M). Together with the usual tensor product this 
> construction induces a 2-monoidal structure on these vector bundles and 
> naturally appears when trying to construct a geometric model for the 
> multilocal observables in field theory. I will also discuss how 
> equipping the configuration with a certain natural bornology can 
> compensate the fact that they are non-compact, even when the initial 
> manifold M is.
> 
> based on joint work with Alessandra Frabetti and Olga Kravchenko.
> 
> -----------------------------------------------------------------------------------------------------------------------------
> 
> 
> We shall open the seminar room at 13.15 for coffee and close the room at 
> 15:00
> 
> 
> Join Zoom Meeting
> 
> 
> https://cesnet.zoom.us/j/99598413922?pwd=YXNFbk50aVhleXhWSGtISFViLytRU9 
> <https://cesnet.zoom.us/j/99598413922?pwd=YXNFbk50aVhleXhWSGtISFViLytRU9>
> 
> 
> MeetingID:99598413922
> 
> 
> Passcode:Galois
> 
> 
> On the next Wednesday May, 14, Giuseppe Bonavolontа from
> 
> European Investment Bank, Luxembourgshall give a lecture ``Information 
> Geometry and Quantitative Finance: some applications <https:// 
> www.math.cas.cz/index.php/events/event/3901>"
> 
> 
> For more information see the seminar web page at
> https://www.math.cas.cz/index.php/events/seminar/16
> 
> Cohomology in algebra, geometry, physics and statistics mailing list
> phk_seminar at math.cas.cz
> https://list.math.cas.cz/listinfo/phk_seminar@math.cas.cz
> 
> 
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