1. Centrally harmonic spaces

   • P. B. Gilkey
   • J. H. Park

   OriginalPaper 09 March 2022 Pages: 1 - 12

2. Strong one-sided density without uniform density

   • Zoltán Buczolich
   • Bruce Hanson
   • Gáspár Vértesy

   OriginalPaper Open access 12 March 2022 Pages: 13 - 23

   

3. A problem in comparative order theory

   • Sergei Konyagin
   • Paul Pollack

   OriginalPaper 15 March 2022 Pages: 24 - 36

4. A construction of left equalizer simple medial semigroups

   • Attila Nagy

   OriginalPaper Open access 03 March 2022 Pages: 37 - 42

5. Lie triple derivations of standard operator algebras

   • Guangyu An
   • Xueli Zhang
   • Jun He

   OriginalPaper 08 April 2022 Pages: 43 - 57

6. A description via third degree character of quasi-symmetric semiclassical forms of class two

   • Mohamed Khalfallah

   OriginalPaper 07 March 2022 Pages: 58 - 75

7. On the symmetry measure of pseudorandom subsets

   • Mengyao Jing
   • Huaning Liu

   OriginalPaper 24 April 2022 Pages: 76 - 107

8. Extremal \(K_4\)-minor-free graphs without short cycles

   • János Barát

   OriginalPaper Open access 04 May 2022 Pages: 108 - 114

   

9. On some perturbed q-Laguerre–Hahn orthogonal q-polynomials

   • S. Jbeli
   • L. Khériji

   OriginalPaper 30 April 2022 Pages: 115 - 138

10. Sasakian metrics as generalized \(\eta \)-Ricci soliton

    • Amalendu Ghosh

    OriginalPaper 26 April 2022 Pages: 139 - 151

11. Irreducibility of integer-valued polynomials in several variables

    • Devendra Prasad

    OriginalPaper 02 August 2022 Pages: 152 - 159

12. Static perfect fluid space-time on contact metric manifolds

    • Xiaomin Chen
    • Yifan Yang

    OriginalPaper 24 April 2022 Pages: 160 - 171

13. Center manifolds for delay-differential equations with variable argument

    • Luis Barreira
    • Claudia Valls

    OriginalPaper 17 June 2022 Pages: 172 - 190

14. Extension of Mathieu series and alternating Mathieu series involving the Neumann function \(Y_\nu \)

    • Rakesh K. Parmar
    • Gradimir V. Milovanović
    • Tibor K. Pogány

    OriginalPaper Open access 24 June 2022 Pages: 191 - 209

    

15. Small posets with prescribed automorphism group

    • Jonathan Ariel Barmak

    OriginalPaper 27 June 2022 Pages: 210 - 216

    

16. Inertial extrapolation method for a class of generalized variational inequality problems in real Hilbert spaces

    • G. N. Ogwo
    • C. Izuchukwu
    • O. T. Mewomo

    OriginalPaper 25 June 2022 Pages: 217 - 238

    

17. On the sums of squares of exceptional units in residue class rings

    • Yulu Feng
    • Shaofang Hong

    OriginalPaper 27 June 2022 Pages: 239 - 248

18. Constructing group inclusions with arbitrary depth via wreath products

    • Erzsébet Horváth
    • Hayder Abbas Janabi

    OriginalPaper Open access 18 July 2022 Pages: 249 - 265

19. Randers metrics based on deformations by gradient winds

    • Nicoleta Aldea
    • Piotr Kopacz
    • Robert Wolak

    OriginalPaper 21 April 2022 Pages: 266 - 280

    

20. On the X-coordinates of Pell equations of the form \(px^2\)

    • Yongzhong Hu
    • Maohua Le

    OriginalPaper 23 June 2022 Pages: 281 - 288

21. A polynomial variant of diophantine triples in linear recurrences

    • Clemens Fuchs
    • Sebastian Heintze

    OriginalPaper Open access 29 April 2022 Pages: 289 - 299

22. Correction to: A polynomial variant of diophantine triples in linear recurrences

    • Clemens Fuchs
    • Sebastian Heintze

    Correction Open access 17 May 2022 Pages: 300 - 300

23. RETRACTED ARTICLE: On some properties of polynomial composites

    • Łukasz Matysiak

    OriginalPaper Open access 08 November 2022 Pages: 301 - 301