[geometry-ml:01414] Cancel: Seminar at IPMU on Feb 10 Heller

[Satoshi Kondo]

Dear colleagues:

The talk scheduled on Feb 10 (Fri) by Heller
is cancelled due to flight delay.

Best regards,
Satoshi Kondo (IPMU)


On Sun, Feb 5, 2012 at 6:58 PM, Satoshi Kondo <satoshi.kondo ＠ gmail.com> wrote:
> Dear colleagues:
>
> We announce the following seminar at IPMU
> (the Institute for the Physics and Mathematics of the Universe).
>
> Regards,
>
> Satoshi Kondo (IPMU)
> http://ipmu.jp/
>
> ===========
> Speaker: Jeremiah Heller (Bergische Universität Wuppertal)
>
> Date:  Feb 10, 15:30-17:00
>
> Place: Seminar room A
>
> Title: Atiyah-Hirzebruch spectral sequences for real varieties
>
> Abstract:
> In joint work with M. Voineagu, we construct a map between the spectral
> sequence relating motivic cohomology and algebraic $K$-theory for real
> varieties and Dugger's spectral sequence (also known as the slice
> spectral sequence)
> which relates Bredon cohomology and Atiyah's real $K$-theory. We construct
> an intermediate "semi-topological" spectral sequence relating real
> morphic cohomology and real semi-topological $K$-theory. In some cases
> the spectral sequences constructed here allows the computation of the
> real semi-topological $K$-theory of some real varieties in terms of
> Atiyah's real $K$-theory. As another application, we give a simple
> alternative proof of the Lichtenbaum-Quillen conjecture over the reals
> which avoids the technical difficulties caused by the nonconvergence
> of the etale Atiyah-Hirzebruch spectral sequence for real varieties.
> ============
> You can check the location from
> http://www.ipmu.jp/access-0
> The schedule of the seminar can be checked from
> http://db.ipmu.jp/seminar/