1. Domain-filling circle packings

   • David Krieg
   • Elias Wegert

   Original Paper 22 November 2019 Pages: 381 - 418

   

2. Chromatic Numbers of Simplicial Manifolds

   • Frank H. Lutz
   • Jesper M. Møller

   Original Paper 18 November 2019 Pages: 419 - 453

   

3. An extension of Rabinowitz’s polynomial representation for convex curves

   • Laiyuan Gao
   • Zhongyun Zhang
   • Fei Zhou

   Original Paper 06 March 2020 Pages: 455 - 464

   

4. A new formula for the length of a closed curve

   • Katarzyna Charytanowicz
   • Waldemar Cieślak
   • Witold Mozgawa

   Original Paper Open access 23 January 2020 Pages: 465 - 472

   

5. Coordinate-wise powers of algebraic varieties

   • Papri Dey
   • Paul Görlach
   • Nidhi Kaihnsa

   Original Paper Open access 16 January 2020 Pages: 473 - 505

   

6. Metric structures imposed on Grassmannians

   • Krzysztof Prażmowski
   • Mariusz Żynel

   Original Paper 19 December 2019 Pages: 507 - 513

7. On the regularity of the monomial point of a border basis scheme

   • Martin Kreuzer
   • Bilge Sipal
   • Le Ngoc Long

   Original Paper 07 January 2020 Pages: 515 - 532

   

8. S-prime ideals of a commutative ring

   • Ahmed Hamed
   • Achraf Malek

   Original Paper 28 November 2019 Pages: 533 - 542

9. Pairs of rings invariant under group action

   • Nabil Zeidi

   Original Paper 13 January 2020 Pages: 543 - 549

10. Brauer–Clifford group of Azumaya–Poisson (S, H)-algebras

    • Thomas Guédénon

    Original Paper 18 January 2020 Pages: 551 - 570

11. \(\psi \)-Second submodules of a module

    • F. Farshadifar
    • H. Ansari-Toroghy

    Original Paper 06 March 2020 Pages: 571 - 578

12. Correction to Notes on reduced Rickart rings, I. Representation and equational axiomatizations

    • Jānis Cīrulis
    • Insa Cremer

    Correction 09 December 2019 Pages: 579 - 580