10 datasets found

International audience

International audience

54 pages.

To study the representations of a complex connected semisimple algebraic group G, one usually chooses a Borel subgroup B in G and a maximal torus T contained in B....

The research work carried out for this PhD is concerning a special kind of positron source using channeling radiation and other crystal effects in an axially oriented...

We prove that rigid cohomology can be computed as the cohomology of a site analogous to the crystalline site. Berthelot designed rigid cohomology as a common...

International audience

10 pages Full paper

9 pages

International audience