Reflection and not SCH with overlapping extenders Moti Gitik OriginalPaper 09 November 2021 Pages: 591 - 597
The covering number of the strong measure zero ideal can be above almost everything else Miguel A. CardonaDiego A. MejíaIsmael E. Rivera-Madrid OriginalPaper 10 November 2021 Pages: 599 - 610
Monadic \(k\times j\)-rough Heyting algebras Federico AlmiñanaGustavo Pelaitay OriginalPaper 13 November 2021 Pages: 611 - 625
Between Hilbert and Gentzen: four-valued consequence systems and structural reasoning Yaroslav Shramko OriginalPaper 24 November 2021 Pages: 627 - 651
Many different uniformity numbers of Yorioka ideals Lukas Daniel KlausnerDiego Alejandro Mejía OriginalPaper 24 November 2021 Pages: 653 - 683
Remarks on weak amalgamation and large conjugacy classes in non-archimedean groups Maciej Malicki OriginalPaper Open access 26 November 2021 Pages: 685 - 704
On the isomorphism problem for some classes of computable algebraic structures Valentina S. HarizanovSteffen LemppReed Solomon OriginalPaper 20 January 2022 Pages: 813 - 825
Hindman’s theorem for sums along the full binary tree, \(\Sigma ^0_2\)-induction and the Pigeonhole principle for trees Lorenzo CarlucciDaniele Tavernelli OriginalPaper Open access 21 January 2022 Pages: 827 - 839
Mutual algebraicity and cellularity Samuel BraunfeldMichael C. Laskowski OriginalPaper 18 February 2022 Pages: 841 - 857
An alternative proof of the Hilbert-style axiomatization for the \(\{\wedge ,\vee \}\)-fragment of classical propositional logic Luciano J. González OriginalPaper 24 February 2022 Pages: 859 - 865
Antichains of copies of ultrahomogeneous structures Miloš S. KurilićBoriša Kuzeljević OriginalPaper 25 February 2022 Pages: 867 - 879
