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Ideas for
'Axiomatic Theories of Truth (2013 ver)', 'The Nature of Possibility' and 'Letters to Paul Pellison-Fontinier'
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8 ideas
3. Truth / A. Truth Problems / 2. Defining Truth
19125
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If we define truth, we can eliminate it [Halbach/Leigh]
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3. Truth / F. Semantic Truth / 1. Tarski's Truth / b. Satisfaction and truth
19128
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If a language cannot name all objects, then satisfaction must be used, instead of unary truth [Halbach/Leigh]
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3. Truth / F. Semantic Truth / 1. Tarski's Truth / c. Meta-language for truth
19120
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Semantic theories need a powerful metalanguage, typically including set theory [Halbach/Leigh]
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3. Truth / F. Semantic Truth / 2. Semantic Truth
19127
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The T-sentences are deductively weak, and also not deductively conservative [Halbach/Leigh]
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3. Truth / G. Axiomatic Truth / 1. Axiomatic Truth
19124
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A natural theory of truth plays the role of reflection principles, establishing arithmetic's soundness [Halbach/Leigh]
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19126
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If deflationary truth is not explanatory, truth axioms should be 'conservative', proving nothing new [Halbach/Leigh]
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3. Truth / G. Axiomatic Truth / 2. FS Truth Axioms
19129
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The FS axioms use classical logical, but are not fully consistent [Halbach/Leigh]
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3. Truth / G. Axiomatic Truth / 3. KF Truth Axioms
19130
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KF is formulated in classical logic, but describes non-classical truth, which allows truth-value gluts [Halbach/Leigh]
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