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Ideas for '', 'The Problem of the Soul' and 'Philosophy of Mathematics'

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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 / 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

23447

In classical semantics singular terms refer, and quantifiers range over domains [Linnebo]

5. Theory of Logic / K. Features of Logics / 1. Axiomatisation

23443

The axioms of group theory are not assertions, but a definition of a structure [Linnebo]

23444

To investigate axiomatic theories, mathematics needs its own foundational axioms [Linnebo]