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Q4273865 - MaRDI portal

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scientific article; zbMATH DE number 475609
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scientific article; zbMATH DE number 475609

    Statements

    15 March 1995
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    structure of proofs
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    provability of arithmetical sentences in recursively axiomatizable extensions of Peano Arithmetic
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    proof-theoretical ordinals
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    theory of proofs
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    notation systems
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    category of double well-quasi- orderings
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    space of quasi-ordinals
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    proof-theoretical strength
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    subsystems of analysis
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    Identifiers

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