N. Yang

collaborators

2 papers

math.GR2025

A generalization of the Arad--Ward theorem on Hall subgroups

N. Yang, A. A. Buturlakin

For a set of primes $π$ , denote by $E_{π}$ the class of finite groups containing a Hall $π$ -subgroup. We establish that $E_{π_{1}} \cap E_{π_{2}}$ is contained in $E_{π_{1} \cap π_{2}}$ . As a c…

math.AG2018

General Motivic Cohomology and Symplectic Orientation

Nanjun Yang

In this paper, we present a general approach to establish motivic cohomology and build part of its six operations formalism. Applying this together with symplectic orientation on M…