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Ideas for '', 'Guidebook to Wittgenstein's Tractatus' and 'works'

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5 ideas

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

11211

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

5. Theory of Logic / D. Assumptions for Logic / 1. Bivalence

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Bipolarity adds to Bivalence the capacity for both truth values [Morris,M]

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 / G. Quantification / 1. Quantification

23494

Conjunctive and disjunctive quantifiers are too specific, and are confined to the finite [Morris,M]