Block-transitive t-(k^2,k,\lam) designs and simple exceptional groups of Lie type
Xingyu Chen, Haiyan Guan·2025-08-26·via math.CO updates on arXiv.org
Let G be an automorphism group of a nontrivial t-(k^2,k,λ) design. In this paper, we prove that if G is block-transitive, then the socle of G cannot be a finite simple exceptional group of Lie type.