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- Journal Article
- A1
- open access
The Pi ^1_2 consequences of a theory
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The spectrum of Π¹₃-soundness
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- Journal Article
- A1
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The Löwenheim-Skolem theorem for Gödel logic
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- Miscellaneous
- open access
Modern perspectives in Proof Theory
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- Journal Article
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Locally hyperarithmetical induction
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- Conference Paper
- C1
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A Gödel calculus for linear temporal logic
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- Conference Paper
- P1
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Time and Godel : fuzzy temporal reasoning in PSPACE
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The number of axioms
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Boundedness theorems for flowers and sharps
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- Journal Article
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Ackermann and Goodstein go functorial