Walter's theorem for fusion systems
We determine the saturated 2‐fusion systems in which the centralizer of some fully centralized involution contains a component that is the 2‐fusion system of a large group of Lie type over a field of odd order.
© 2020 The Authors. The publishing rights in this article are licensed to the London Mathematical Society under an exclusive licence. Received 1 April 2019; revised 25 June 2020; published online 23 October 2020. This work was partially supported by DMS NSF-1265587 and DMS NSF-1601063.