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Ideas for '', 'Rationality and Logic' and 'Doing Without Concepts'

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6 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 / A. Overview of Logic / 4. Pure Logic

11058

Logic is explanatorily and ontologically dependent on rational animals [Hanna]

11072

Logic is personal and variable, but it has a universal core [Hanna]

5. Theory of Logic / B. Logical Consequence / 1. Logical Consequence

11061

Intensional consequence is based on the content of the concepts [Hanna]

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]