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Ideas for
'Science and Method', 'Universals' and 'Thinking About Logic'
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4 ideas
5. Theory of Logic / A. Overview of Logic / 5. First-Order Logic
10986
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Not all validity is captured in first-order logic [Read]
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5. Theory of Logic / A. Overview of Logic / 6. Classical Logic
10972
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The non-emptiness of the domain is characteristic of classical logic [Read]
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5. Theory of Logic / A. Overview of Logic / 7. Second-Order Logic
11024
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Semantics must precede proof in higher-order logics, since they are incomplete [Read]
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5. Theory of Logic / A. Overview of Logic / 8. Logic of Mathematics
10985
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We should exclude second-order logic, precisely because it captures arithmetic [Read]
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