Finite simple permutation groups acting with fixity 4

2022/07/18 by Baumeister, Barbara, Hähndel, Paula, Magaard, Kay +2
#FOS: Mathematics #Group Theory (math.GR)

paper · doi:10.48550/arxiv.2207.08788

Abstract

Motivated by the theory of Riemann surfaces and specifically the significance of Weierstrass points, we classify all finite simple groups that have a faithful transitive action with fixity 4, along with details about all possible such actions.

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