1. Higher order linear stability and instability of Reissner–Nordström’s Cauchy horizon

   • João L. Costa
   • Pedro M. Girão

   OriginalPaper 26 August 2020 Article: 40

   

2. The fourth-order Hermitian Toeplitz determinant for convex functions

   • Adam Lecko
   • Young Jae Sim
   • Barbara Śmiarowska

   OriginalPaper Open access 12 August 2020 Article: 39

3. The Funk–Radon transform for hyperplane sections through a common point

   • Michael Quellmalz

   OriginalPaper Open access 11 August 2020 Article: 38

4. Direct approach for the characteristic function of a dissipative operator with distributional potentials

   • Ekin Uğurlu

   OriginalPaper 10 August 2020 Article: 37

5. Infinitesimal generators of semigroups with prescribed boundary fixed points

   • Manuel D. Contreras
   • Santiago Díaz-Madrigal
   • Pavel Gumenyuk

   OriginalPaper 08 August 2020 Article: 36

6. A note on the avoidance criterion for normal functions

   • Liu Yang

   OriginalPaper 04 August 2020 Article: 35

7. Schrödinger equations on elliptic curves: symmetries, solutions and eigenvalue problem

   • Valentin Lychagin
   • Mikhail Roop

   OriginalPaper 15 July 2020 Article: 34

   

8. Re-expansions on compact Lie groups

   • Rauan Akylzhanov
   • Elijah Liflyand
   • Michael Ruzhansky

   OriginalPaper 13 July 2020 Article: 33

9. Systems of simultaneous differential inequalities, inclusions and subordinations in the complex plane

   • José A. Antonino
   • Sanford S. Miller

   OriginalPaper 03 July 2020 Article: 32

10. N-fold Darboux transformations and exact solutions of the combined Toda lattice and relativistic Toda lattice equation

    • Fang-Cheng Fan
    • Zhi-Guo Xu
    • Shao-Yun Shi

    OriginalPaper 27 June 2020 Article: 31

    

11. A regularity criterion for three-dimensional micropolar fluid equations in Besov spaces of negative regular indices

    • Maria Alessandra Ragusa
    • Fan Wu

    OriginalPaper 12 June 2020 Article: 30

12. Aharonov invariants revisited

    • Toshiyuki Sugawa

    OriginalPaper 12 June 2020 Article: 29

    

13. On Fatou’s theorem

    • Arthur A. Danielyan

    OriginalPaper 12 June 2020 Article: 28

14. Diagonalization of the finite Hilbert transform on two adjacent intervals: the Riemann–Hilbert approach

    • Marco Bertola
    • Elliot Blackstone
    • Alexander Tovbis

    OriginalPaper Open access 10 June 2020 Article: 27

    

15. A new application of almost increasing sequences to factored infinite series

    • Hüseyin Bor
    • Ravi P. Agarwal

    OriginalPaper 06 June 2020 Article: 26