1. Newly appointed editor

   News 26 March 2022 Pages: 337 - 337

   

2. On Huppert’s \(\rho \)-\(\sigma \) conjecture for blocks

   • Christine Bessenrodt
   • Yang Liu
   • Jiping Zhang

   OriginalPaper 10 February 2022 Pages: 339 - 347

3. Groups of p-rank 2 containing an isolated element of order p

   • Imke Toborg

   OriginalPaper Open access 27 February 2022 Pages: 349 - 359

4. The size of a product of two subgroups and subnormality

   • Dan Levy

   OriginalPaper 03 February 2022 Pages: 361 - 364

5. Homogeneous involutions on upper triangular matrices

   • Thiago Castilho de Mello

   OriginalPaper 10 March 2022 Pages: 365 - 374

6. n-extension closed subcategories of \((n+2)\)-angulated categories

   • Panyue Zhou

   OriginalPaper 03 February 2022 Pages: 375 - 382

7. Explicit commutative sequence space representations of function and distribution spaces on the real half-line

   • Andreas Debrouwere
   • Lenny Neyt
   • Jasson Vindas

   OriginalPaper 10 February 2022 Pages: 383 - 391

   

8. There are no topologically transitive operators in the noncommutative Schwartz space

   • Krzysztof Piszczek
   • Adam Przestacki

   OriginalPaper Open access 03 March 2022 Pages: 393 - 398

   

9. Weighted endpoint fractional Leibniz rule

   • Xinfeng Wu

   OriginalPaper 05 March 2022 Pages: 399 - 412

10. On Langmuir’s periodic orbit

    • K. Cieliebak
    • U. Frauenfelder
    • M. Schwingenheuer

    OriginalPaper 07 February 2022 Pages: 413 - 425

    

11. An optimal Liouville theorem for the porous medium equation

    • Damião J. Araújo
    • Rafayel Teymurazyan

    OriginalPaper 02 February 2022 Pages: 427 - 433

12. Extremal problems for spherical convex polygons

    • Cen Liu
    • Yanxun Chang

    OriginalPaper 10 February 2022 Pages: 435 - 450