Combining Texts

Ideas for 'Thus Spake Zarathustra', 'The Concept of Logical Consequence' and 'Ontological Categories'

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3 ideas

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

14181

Validity is where either the situation or the interpretation blocks true premises and false conclusion [Etchemendy, by Read]

14180

Etchemendy says fix the situation and vary the interpretation, or fix interpretations with varying situations [Etchemendy, by Read]

5. Theory of Logic / F. Referring in Logic / 1. Naming / a. Names

13134

We negate predicates but do not negate names [Westerhoff]