Instytut Matematyczny Polskiej Akademii Nauk / Institute of Mathematics / Publishing house / Journals and Serials / Fundamenta Mathematicae

Online First articles

• Naturality and definability III Mohsen Asgharzadeh, Mohammad Golshani, Saharon Shelah Fundamenta Mathematicae MSC: Primary 08A35; Secondary 03E35, 18A15 DOI: 10.4064/fm240814-29-3 Published online: 3 October 2025
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• Some negative answers to Bergelson–Hindman’s question Qinqi Wu Fundamenta Mathematicae MSC: Primary 05D10 DOI: 10.4064/fm240922-24-8 Published online: 16 October 2025
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• Maximality principles in modal logic and the Axiom of Choice Rodrigo Nicolau Almeida, Guram Bezhanishvili Fundamenta Mathematicae MSC: Primary 03E25; Secondary 03B20, 03B44, 03B45, 06D20, 06D22, 06D50, 06E25, 06E15, 18F70 DOI: 10.4064/fm241218-6-5 Published online: 17 October 2025
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