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Ideas for 'Confessions of a Philosopher', 'Thinking About Logic' and 'The Road to Serfdom'

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5. Theory of Logic / I. Semantics of Logic / 3. Logical Truth

10971	A logical truth is the conclusion of a valid inference with no premisses [Read]
	Full Idea: Logical truth is a degenerate, or extreme, case of consequence. A logical truth is the conclusion of a valid inference with no premisses, or a proposition in the premisses of an argument which is unnecessary or may be suppressed.
	From: Stephen Read (Thinking About Logic [1995], Ch.2)