• logic, structural proof theory is the subdiscipline of proof theory that studies proof calculi that support a notion of analytic proof, a kind of proof whose...
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  • include structural proof theory, ordinal analysis, provability logic, reverse mathematics, proof mining, automated theorem proving, and proof complexity...
    20 KB (2,666 words) - 15:22, 15 March 2025
  • sequent calculus, which is the most studied formalism of structural proof theory. Many other proof calculi were, or might have been, seminal, but are not...
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  • distinct proof calculi, so defining the subfield of structural proof theory. There is no uncontroversial general definition of analytic proof, but for...
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  • Deep inference (category Proof theory)
    In mathematical logic, deep inference names a general idea in structural proof theory that breaks with the classical sequent calculus by generalising...
    2 KB (251 words) - 08:40, 4 March 2024
  • generality with other features expected of good structural proof theories, such as purity (the proof theory does not introduce extra-logical notions such...
    61 KB (8,679 words) - 01:32, 16 June 2025
  • Structural induction is a proof method that is used in mathematical logic (e.g., in the proof of Łoś' theorem), computer science, graph theory, and some...
    12 KB (1,750 words) - 11:32, 3 December 2023
  • logic, the calculus of structures is a proof calculus with deep inference for studying the structural proof theory of noncommutative logic. The calculus...
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  • In the logical discipline of proof theory, a structural rule is an inference rule of a sequent calculus that does not refer to any logical connective but...
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  • contributions to the philosophy of logic, temporal logic, and structural proof theory. He taught at the University of Pittsburgh from 1963 until his...
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  • set, the continuous image of a Polish space Analytic proof, in structural proof theory, a proof whose structure is simple in a special way Analytic tableau...
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  • Sequent Sequent calculus Analytic proof Structural proof theory Self-verifying theories Substructural logics Structural rule Weakening Contraction Linear...
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  • engineering theoryStructural fracture mechanics – Structural health monitoring – Structural insulated panel – Structural integrity and failure – Structural loads...
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  • focused proofs are a family of analytic proofs that arise through goal-directed proof-search, and are a topic of study in structural proof theory and reductive...
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  • Thumbnail for Structural complexity theory
    In computational complexity theory of computer science, the structural complexity theory or simply structural complexity is the study of complexity classes...
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  • Nested sequent calculus (category Proof theory)
    In structural proof theory, the nested sequent calculus is a reformulation of the sequent calculus to allow deep inference. Alwen Tiu; Egor Ianovski;...
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  • Thumbnail for Structural engineering
    vehicles where structural integrity affects functioning and safety. See glossary of structural engineering. Structural engineering theory is based upon...
    34 KB (3,720 words) - 17:53, 10 June 2025
  • "Handbook of Proof Theory". Chapter 1, "An Introduction to Proof Theory". Elsevier, 1998. Dale Miller: A Compact Representation of Proofs. Studia Logica...
    5 KB (787 words) - 13:44, 16 October 2023
  • Thumbnail for Susanne Bobzien
    for Gentzen-style substructural sequent logics as developed in structural proof theory, and in the co-authored "Stoic Logic and Multiple Generality" she...
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  • Hypersequent (category Proof theory)
    hypersequent framework is an extension of the proof-theoretical framework of sequent calculi used in structural proof theory to provide analytic calculi for logics...
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  • In mathematics, a proof by infinite descent, also known as Fermat's method of descent, is a particular kind of proof by contradiction used to show that...
    15 KB (2,223 words) - 10:12, 24 December 2024
  • Sara Negri (category Proof theorists)
    co-author, with Jan von Plato, of two books: Structural Proof Theory (Cambridge University Press, 2001) Proof Analysis: A Contribution to Hilbert's Last...
    4 KB (359 words) - 13:42, 31 May 2025
  • Time hierarchy theorem (category Structural complexity theory)
    In computational complexity theory, the time hierarchy theorems are important statements about time-bounded computation on Turing machines. Informally...
    17 KB (2,511 words) - 13:43, 5 June 2025
  • Stability theory Rahman, Aminur; Blackmore, D. (2023). "The One-Dimensional Version of Peixoto's Structural Stability Theorem: A Calculus-Based Proof". SIAM...
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  • Major subareas include model theory, proof theory, set theory, and recursion theory (also known as computability theory). Research in mathematical logic...
    69 KB (8,370 words) - 19:12, 10 June 2025
  • Thumbnail for Mathematical induction
    transfinite induction. It is an important proof technique in set theory, topology and other fields. Proofs by transfinite induction typically distinguish...
    47 KB (6,914 words) - 17:29, 18 June 2025
  • free dictionary. Weakening may refer to Weakening (logic), a structural rule in proof theory Weakening (linguistics), a sound change that can be described...
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  • known for his work on the philosophy of logic, temporal logic and structural proof theory Robert Brandom (faculty) – philosopher ("the Iron City Kant") and...
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  • Thumbnail for Future-proof
    Future-proofing (also futureproofing) is the process of anticipating the future and developing methods of minimizing the effects of shocks and stresses...
    28 KB (3,794 words) - 00:13, 20 June 2025
  • model on the same theory. The structural equilibrium model is a matrix-form computable general equilibrium model in new structural economics. This model...
    50 KB (6,213 words) - 04:56, 10 March 2025