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math.DS2022★ 1 cited
Substitutions on compact alphabets
Neil Mañibo, Dan Rust, James J. Walton
We develop a systematic approach to continuous substitutions on compact Hausdorff alphabets. Focussing on implications of irreducibility and primitivity, we highlight important fea…
math.DS2022
Automorphism groups of random substitution subshifts
Robbert Fokkink, Dan Rust, Ville Salo
We prove that for a suitably nice class of random substitutions, their corresponding subshifts have automorphism groups that contain an infinite simple subgroup and a copy of the a…