1. Orders generated by character values

   • Andreas Bächle
   • Benjamin Sambale

   OriginalPaper 23 August 2019 Pages: 665 - 678

   

2. Link quandles are residually finite

   • Valeriy G. Bardakov
   • Mahender Singh
   • Manpreet Singh

   OriginalPaper 14 October 2019 Pages: 679 - 690

3. Principal and doubly homogeneous quandles

   • Marco Bonatto

   OriginalPaper 09 October 2019 Pages: 691 - 717

4. Banach spaces in which weakly p-Dunford–Pettis sets are relatively compact

   • Ioana Ghenciu

   OriginalPaper 25 January 2020 Pages: 719 - 733

5. Schwarz Lemma in infinite-dimensional spaces

   • Manabu Ito

   OriginalPaper 29 January 2020 Pages: 735 - 748

6. Stuart-type vortices modeling the Antarctic Circumpolar Current

   • Kateryna Marynets

   OriginalPaper 06 July 2019 Pages: 749 - 759

   

7. Connected sets of positive solutions of elliptic systems in exterior domains

   • Aleksandra Orpel

   OriginalPaper Open access 19 October 2019 Pages: 761 - 778

8. Powerfully nilpotent groups of maximal powerful class

   • G. Traustason
   • J. Williams

   OriginalPaper Open access 13 September 2019 Pages: 779 - 799

9. Blow-up phenomena and local well-posedness for a generalized Camassa–Holm equation in the critical Besov space

   • Xi Tu
   • Zhaoyang Yin

   OriginalPaper 30 January 2020 Pages: 801 - 829

10. Instability of geophysical flows at arbitrary latitude

    • Xun Wang
    • Yanjuan Yang

    OriginalPaper 14 October 2019 Pages: 831 - 842

11. Free distance ratio mappings in Banach spaces

    • Qingshan Zhou
    • Antti Rasila
    • Yaxiang Li

    OriginalPaper 24 October 2019 Pages: 843 - 856

12. Book reviews

    News 12 March 2020 Pages: 857 - 859