[PHK_seminar] [Cohomology]Wednesday 22 Oct, Leandro Vendramin

[Igor Khavkine]

Dear All,

The video recording of the talk by Leandro Vendramin from this week is 
now available on YouTube at

   https://youtu.be/1JJ1kZDMro4

The slides are available from

   https://users.math.cas.cz/~hvle/PHK/VendraminNicholsalgebras2025.pdf

Both links have also been recorded at the ResearchSeminars announcement

   https://researchseminars.org/talk/PHK-cohomology-seminar/138/

Best,

Igor

On 10/20/25 1:00 PM, sender of seminar announcement via phk_seminar wrote:
> Wednesday, 22 October 2025 - 13:30 to 14:30
> Place: Institute of Mathematics of ASCR, Žitná 25, Praha 1, ZOOM meeting
> 
> Speaker: Leandro Vendramin, Free University of Brussels (VUB)
> Title: An introduction to Nichols algebras
> 
> Abstract
> 
> Nichols algebras appear in various areas of mathematics, ranging from
> 
> Hopf algebras and quantum groups to Schubert calculus and conformal
> 
> field theory. Originally introduced in the 1970s through the work of
> 
> Nichols, they have been rediscovered multiple times, maybe because
> 
> they appear in several different contexts. In this introductory talk,
> 
> I will review the basic concepts and outline the main challenges
> 
> involved in classifying Nichols algebras over groups. In particular, I
> 
> will discuss some recent classification theorems, highlighting a
> 
> result obtained in collaboration with Andruskiewitsch and Heckenberger
> 
> concerning finite-dimension.
> 
> ----------------------------------------------------------
> 
> 
> We shall open ZOOM meeting at 13.15 for virtual coffee and close ZOOM at 
> 15.00
> 
> 
> Join Zoom Meeting
> 
> 
> https://cesnet.zoom.us/j/99598413922? 
> pwd=YXNFbk50aVhleXhWSGtISFViLytRUT09 <https://cesnet.zoom.us/ 
> j/99598413922?pwd=YXNFbk50aVhleXhWSGtISFViLytRUT09>
> 
> 
> Meeting ID:99598413922
> 
> Passcode:Galois
> 
> 
>   For more information, see the seminar web page at
> 
> https://www.math.cas.cz/index.php/events/seminar/16
> 
> 
> 
> 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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