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Results tagged with lo.logic
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user 11304
first-order and higher-order logic, model theory, set theory, proof theory, computability theory, formal languages, definability, interplay of syntax and semantics, constructive logic, intuitionism, philosophical logic, modal logic, completeness, Gödel incompleteness, decidability, undecidability, theories of truth, truth revision, consistency.
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answer
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Recursive Non-Well-Orders that are Sneaky, but not THAT Sneaky.
This is a variant on
Sneaky Recursive Non-Well-Orders
where it was asked
Is there a recursive function $f$ such that whenever $a\in\mathcal{O}$, $f(a)$ is a Turing index for a linear non-well-o …
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