1. Type space functors and interpretations in positive logic

   • Mark Kamsma

   OriginalPaper Open access 30 March 2022 Pages: 1 - 28

   

2. Second order arithmetic as the model companion of set theory

   • Giorgio Venturi
   • Matteo Viale

   OriginalPaper 22 June 2022 Pages: 29 - 53

3. Computable scott sentences for quasi–Hopfian finitely presented structures

   • Gianluca Paolini

   OriginalPaper 25 June 2022 Pages: 55 - 65

   

4. Involutive Uninorm Logic with Fixed Point enjoys finite strong standard completeness

   • Sándor Jenei

   OriginalPaper Open access 22 July 2022 Pages: 67 - 86

5. Pseudointersection numbers, ideal slaloms, topological spaces, and cardinal inequalities

   • Jaroslav Šupina

   OriginalPaper 01 July 2022 Pages: 87 - 112

   

6. Filter pairs and natural extensions of logics

   • Peter Arndt
   • Hugo Luiz Mariano
   • Darllan Conceição Pinto

   OriginalPaper 02 July 2022 Pages: 113 - 145

7. A few more dissimilarities between second-order arithmetic and set theory

   • Kentaro Fujimoto

   OriginalPaper Open access 09 July 2022 Pages: 147 - 206

8. Positive logics

   • Saharon Shelah
   • Jouko Väänänen

   OriginalPaper Open access 09 July 2022 Pages: 207 - 223

9. The additive structure of integers with the lower Wythoff sequence

   • Mohsen Khani
   • Afshin Zarei

   OriginalPaper 06 September 2022 Pages: 225 - 237

10. Complexity of \(\Sigma ^0_n\)-classifications for definable subsets

    • Svetlana Aleksandrova
    • Nikolay Bazhenov
    • Maxim Zubkov

    OriginalPaper 20 July 2022 Pages: 239 - 256

11. Generalization of Shapiro’s theorem to higher arities and noninjective notations

    • Dariusz Kalociński
    • Michał Wrocławski

    OriginalPaper Open access 14 September 2022 Pages: 257 - 288

    

12. Correction to: Generalization of Shapiro’s theorem to higher arities and noninjective notations

    • Dariusz Kalociński
    • Michał Wrocławski

    Correction Open access 09 November 2022 Pages: 289 - 290