2 papers
math.KT2018
Chow-Witt rings of split quadrics
Jens Hornbostel, Heng Xie, Marcus Zibrowius
We compute the Chow-Witt rings of split quadrics over a field of characteristic not two. We even determine the full bigraded I-cohomology and Milnor-Witt cohomology rings, includin…
math.KT2018
A Transfer morphism for Hermitian K-theory of schemes with involution
Heng Xie
In this paper, we consider the Hermitian -theory of schemes with involution, for which we construct a transfer morphism and prove a version of the dévissage theorem. This theore…