1. On Ivády’s bounds for the gamma function and related results

   • Horst Alzer
   • Man Kam Kwong

   OriginalPaper 24 July 2020 Pages: 115 - 124

2. On \({\mathcal {I}}_{<q}\)- and \({\mathcal {I}}_{\le q}\)-convergence of arithmetic functions

   • János T. Tóth
   • Ferdinánd Filip
   • László Zsilinszky

   OriginalPaper 28 May 2020 Pages: 125 - 135

3. Irreducibility of analytic arc-sections of hypersurface singularities

   • Miguel Angel Marco-Buzunariz
   • Maria Pe Pereira

   OriginalPaper 21 May 2020 Pages: 136 - 148

   

4. On the structure of partition which the difference of their representation function is a constant

   • Xiao-Hui Yan

   OriginalPaper 05 June 2020 Pages: 149 - 152

5. A class of homogeneous superspaces associated to odd involutions

   • Fereshteh Bahadorykhalily
   • Mohammad Mohammadi
   • Saad Varsaie

   OriginalPaper 30 October 2020 Pages: 153 - 172

6. The mixed conformable partial derivatives

   • Chang-Jian Zhao
   • Wing-Sum Cheung

   OriginalPaper 12 June 2020 Pages: 173 - 180

7. Strongly quasipositive quasi-alternating links and Montesinos links

   • Idrissa Ba

   OriginalPaper 17 May 2020 Pages: 181 - 197

   

8. Diophantine quadruples in \(\mathbb {Z}[i][X]\)

   • Alan Filipin
   • Ana Jurasić

   OriginalPaper 27 July 2020 Pages: 198 - 212

9. Wetzel’s sector covers unit arcs

   • Chatchawan Panraksa
   • Wacharin Wichiramala

   OriginalPaper 29 July 2020 Pages: 213 - 222

   

10. On local metric pressure of dynamical systems

    • M. Rahimi
    • A. Assari

    OriginalPaper 25 July 2020 Pages: 223 - 230