Combining Philosophers

Ideas for Anaxarchus, Mark Colyvan and Rom Harr

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5 ideas

5. Theory of Logic / D. Assumptions for Logic / 2. Excluded Middle

17924

Excluded middle says P or not-P; bivalence says P is either true or false [Colyvan]

5. Theory of Logic / G. Quantification / 1. Quantification

15891

Traditional quantifiers combine ordinary language generality and ontology assumptions [Harré]

5. Theory of Logic / G. Quantification / 7. Unorthodox Quantification

15878

Some quantifiers, such as 'any', rule out any notion of order within their range [Harré]

5. Theory of Logic / J. Model Theory in Logic / 3. Löwenheim-Skolem Theorems

17929

Löwenheim proved his result for a first-order sentence, and Skolem generalised it [Colyvan]

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

17930

Axioms are 'categorical' if all of their models are isomorphic [Colyvan]