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Ideas for 'Logicism and Ontological Commits. of Arithmetic', 'Grundlagen der Arithmetik (Foundations)' and 'The Principles of Mathematics'

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2 ideas

28. God / B. Proving God / 2. Proofs of Reason / b. Ontological Proof critique
Existence is not a first-level concept (of God), but a second-level property of concepts [Frege, by Potter]
Because existence is a property of concepts the ontological argument for God fails [Frege]