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- Journal Article
- A1
- open access
A walk with Goodstein
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- Journal Article
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Functorial fast-growing hierarchies
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Intermediate Goodstein principles
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- Journal Article
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Boundedness theorems for flowers and sharps
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- Journal Article
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Minimal bad sequences are necessary for a uniform Kruskal theorem
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- Journal Article
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Deducibility and independence in Beklemishev's autonomous provability calculus
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Ackermann and Goodstein go functorial
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Goodstein sequences on a parametrized Ackermann-Peter function
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Determinate logic and the axiom of choice
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Predicatively unprovable termination of the Ackermannian Goodstein process