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Ideas for
'Being and Time', 'Rationality in Action' and 'Philosophy of Logic'
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2 ideas
5. Theory of Logic / I. Semantics of Logic / 1. Semantics of Logic
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In real reasoning semantics gives validity, not syntax [Searle]
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5. Theory of Logic / I. Semantics of Logic / 3. Logical Truth
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A sentence is logically true if all sentences with that grammatical structure are true [Quine]
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