Cohomologie des groupes et corps d’invariants multiplicatifs tordus

  • J. Barge

    École Polytechnique, Palaiseau, France

Abstract

We give a cohomological calculation of the unramified Brauer group of a field of invariants under a twisted multiplicative action of a finite group.

Cite this article

J. Barge, Cohomologie des groupes et corps d’invariants multiplicatifs tordus. Comment. Math. Helv. 72 (1997), no. 1, pp. 1–15

DOI 10.1007/PL00000360