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Ideas for '', 'Review of Frege's 'Grundlagen'' and 'Rationality in Action'

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5 ideas

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic

3809	If complex logic requires rules, then so does basic logic [Searle]

11211

If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

11210

Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt]

11212

The sense of a connective comes from primitively obvious rules of inference [Rumfitt]

5. Theory of Logic / I. Semantics of Logic / 1. Semantics of Logic

3810	In real reasoning semantics gives validity, not syntax [Searle]