Solution of a Problem of Leon Henkin
Article
Formal Antecedent
Foundations and Logic
Citation
Martin Hugo Löb. (1955). Solution of a Problem of Leon Henkin. Journal of Symbolic Logic. 20(2). pp. 115–118.
Why this reference is included
Löb’s 1955 Solution of a Problem of Leon Henkin, published in Journal of Symbolic Logic, is one of the program’s working technical references. Cited across Book I (Categorical Foundations), Part 18, Chapter The Self-Hosting Landscape; Book I (Categorical Foundations), Part 18, Chapter Star-Autonomous Categories and the Diagonal Barrier — the central framing is “L"ob (1955). L"ob’s theorem sharpens G"odel’s Second Incompleteness Theorem”.
Cited in
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Book I — Categorical Foundations Part 18Chapter The Self-Hosting Landscape
L\"ob (1955). L\"ob's theorem sharpens G\"odel's Second Incompleteness Theorem
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Book I — Categorical Foundations Part 18Chapter Star-Autonomous Categories and the Diagonal Barrier
L\"ob's theorem in substructural settings is under-explored ; it is not known whether a linear analogue of L\"ob's argument could block self-hosting even in the absence of free contraction