On the automorphism group of the universal homogeneous meet-tree

no code implementations • 10 Apr 2019 • Itay Kaplan, Tomasz Rzepecki, Daoud Siniora

We show that the countable universal homogeneous meet-tree has a generic automorphism, but it does not have a generic pair of automorphisms.

Logic Group Theory 03C15, 03E15, 06A12, 20E08, 54H11, 20B27