1. The visual boundary of hyperbolic free-by-cyclic groups

   • Yael Algom-Kfir
   • Arnaud Hilion
   • Emily Stark

   OriginalPaper 09 September 2021 Pages: 501 - 538

2. Probabilistic nilpotence in infinite groups

   • Armando Martino
   • Matthew C. H. Tointon
   • Enric Ventura

   OriginalPaper 02 July 2021 Pages: 539 - 588

3. Number of arithmetic progressions in dense random subsets of ℤ/nℤ

   • Ross Berkowitz
   • Ashwin Sah
   • Mehtaab Sawhney

   OriginalPaper 21 August 2021 Pages: 589 - 620

4. Finite groups contain large centralizers

   • Daniel Palacín

   OriginalPaper 21 August 2021 Pages: 621 - 624

5. The worst way to collapse a simplex

   • Davide Lofano
   • Andrew Newman

   OriginalPaper 21 August 2021 Pages: 625 - 647

6. A new lower bound on Hadwiger-Debrunner numbers in the plane

   • Chaya Keller
   • Shakhar Smorodinsky

   OriginalPaper 21 August 2021 Pages: 649 - 680

7. The geometry of Hamming-type metrics and their embeddings into Banach spaces

   • Florent P. Baudier
   • Gilles Lancien
   • Thomas Schlumprecht

   OriginalPaper 21 August 2021 Pages: 681 - 725

8. (Un)distorted diffeomorphisms in different regularities

   • Andrés Navas

   OriginalPaper 21 August 2021 Pages: 727 - 741

9. Minimal model-universal flows for locally compact Polish groups

   • Colin Jahel
   • Andy Zucker

   OriginalPaper 21 August 2021 Pages: 743 - 758

10. Opposite algebras of groupoid C*-algebras

    • Alcides Buss
    • Aidan Sims

    OriginalPaper 21 August 2021 Pages: 759 - 774

11. Groups whose prime graph on class sizes has a cut vertex

    • Silvio Dolfi
    • Emanuele Pacifici
    • Víctor Sotomayor

    OriginalPaper 09 September 2021 Pages: 775 - 805

12. Generalised shuffle groups

    • Carmen Amarra
    • Luke Morgan
    • Cheryl E. Praeger

    OriginalPaper 09 September 2021 Pages: 807 - 856

13. Mean and minimum of independent random variables

    • Naomi Dvora Feldheim
    • Ohad Noy Feldheim

    OriginalPaper 09 September 2021 Pages: 857 - 882

14. Automorphism towers of groups of homeomorphisms of Cantor space

    • Feyishayo Olukoya

    OriginalPaper 09 September 2021 Pages: 883 - 899

15. Double-bosonization and Majid’s Conjecture (II): irregular R-matrices and type-crossing to G₂

    • Hongmei Hu
    • Naihong Hu

    OriginalPaper 09 September 2021 Pages: 901 - 943

16. The outer spectral radius and dynamics of completely positive maps

    • James E. Pascoe

    OriginalPaper 09 September 2021 Pages: 945 - 969

17. Lower bounds for Cauchy data on curves in a negatively curved surface

    • Jeffrey Galkowski
    • Steve Zelditch

    OriginalPaper 09 September 2021 Pages: 971 - 1000