1. Some remarks on orthogonally additive operators

   • Olena Fotiy
   • Vladimir Kadets
   • Mikhail Popov

   OriginalPaper 29 August 2023 Article: 57

2. Correction: On Banach space norms for \({\mathcal {I}}\)-bounded sequences and their quotient

   • Jeff Connor
   • Fatih Temizsu

   Correction 28 August 2023 Article: 56

3. Strong comparison and strong maximum principles for quasilinear elliptic equations with a gradient term

   • Phuong Le

   OriginalPaper 26 August 2023 Article: 55

4. On the solvability of a cantilever-type boundary value problem by using the mixed monotone operator

   • J. Harjani
   • B. López
   • K. Sadarangani

   OriginalPaper Open access 24 August 2023 Article: 54

5. On the convergence of Kantorovich operators in Morrey spaces

   • Mu’afa Purwa Arsana
   • Reinhart Gunadi
   • Yoshihiro Sawano

   OriginalPaper 08 August 2023 Article: 53

6. Order continuity and regularity on vector lattices and on lattices of continuous functions

   • Eugene Bilokopytov

   OriginalPaper 07 August 2023 Article: 52

7. Schoenberg correspondence for k-(super)positive maps on matrix algebras

   • B. V. Rajarama Bhat
   • Purbayan Chakraborty
   • Uwe Franz

   OriginalPaper 03 August 2023 Article: 51

8. On optimality conditions and duality for multiobjective optimization with equilibrium constraints

   • P. Q. Khanh
   • L. T. Tung

   OriginalPaper 21 July 2023 Article: 49

9. Substitution conditional type operators on \(L^2(\Sigma )\)

   • M. R. Jabbarzadeh
   • L. Farzi

   OriginalPaper 17 July 2023 Article: 48

10. Projective positivity of the function systems

    • Anar Dosi

    OriginalPaper 14 July 2023 Article: 47

11. Singular value problems under nonnegativity constraints

    • Alberto Seeger
    • David Sossa

    OriginalPaper 12 July 2023 Article: 46