Tim Button. Level Theory, Part 1: Axiomatizing the Bare Idea of a Cumulative Hierarchy of SetsThe Bulletin of Symbolic Logic, vol. 27 (2021), no. 4, pp. 436–460. - Tim Button. Level Theory, Part 2: Axiomatizing the Bare Idea of a Potential HierarchyThe Bulletin of Symbolic Logic, vol. 27 (2021), no. 4, pp. 461–484. - Tim Button. Level Theory, Part 3: A Boolean Algebra of Sets Arranged in Well-Ordered LevelsThe Bulletin of Symbolic Logic, vol. 28 (2022), no. 1, pp. 1–26.
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Tim Button. Level Theory, Part 1: Axiomatizing the Bare Idea of a Cumulative Hierarchy of Sets The Bulletin of Symbolic Logic, vol. 27 (2021), no. 4, pp. 436–460.
Tim Button. Level Theory, Part 2: Axiomatizing the Bare Idea of a Potential Hierarchy The Bulletin of Symbolic Logic, vol. 27 (2021), no. 4, pp. 461–484.
Tim Button. Level Theory, Part 3: A Boolean Algebra of Sets Arranged in Well-Ordered Levels The Bulletin of Symbolic Logic, vol. 28 (2022), no. 1, pp. 1–26.
Published online by Cambridge University Press:
15 December 2025
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