Combining Texts

Ideas for 'Difference and Repetition', 'Intermediate Logic' and 'Structure and Nature'

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3 ideas

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

13364

Interpretation by assigning objects to names, or assigning them to variables first [Bostock, by PG]

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

13821

Extensionality is built into ordinary logic semantics; names have objects, predicates have sets of objects [Bostock]

13362

If an object has two names, truth is undisturbed if the names are swapped; this is Extensionality [Bostock]