The independence of \(\mathsf {GCH}\) and a combinatorial principle related to Banach–Mazur games Will BrianAlan DowSaharon Shelah OriginalPaper 15 April 2021 Pages: 1 - 17
Degree structures of conjunctive reducibility Irakli ChitaiaRoland Omanadze OriginalPaper 25 May 2021 Pages: 19 - 31
Small \(\mathfrak {u}(\kappa )\) at singular \(\kappa \) with compactness at \(\kappa ^{++}\) Radek HonzikŠárka Stejskalová OriginalPaper 27 May 2021 Pages: 33 - 54
Representability and compactness for pseudopowers Todd Eisworth OriginalPaper 28 May 2021 Pages: 55 - 80
Does weak quasi-o-minimality behave better than weak o-minimality? Slavko MoconjaPredrag Tanović OriginalPaper 29 May 2021 Pages: 81 - 103
Normalisation and subformula property for a system of classical logic with Tarski’s rule Nils Kürbis OriginalPaper Open access 31 May 2021 Pages: 105 - 129
Rosenthal families, filters, and semifilters Miroslav Repický OriginalPaper 01 June 2021 Pages: 131 - 153
On Hilbert algebras generated by the order J. L. CastiglioniS. A. CelaniH. J. San Martín OriginalPaper 04 June 2021 Pages: 155 - 172
Various forms of infinity for finitely supported structures Andrei AlexandruGabriel Ciobanu OriginalPaper 08 July 2021 Pages: 173 - 222
Sprague–Grundy theory in bounded arithmetic Satoru Kuroda OriginalPaper 22 July 2021 Pages: 233 - 262