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Ideas for 'Theaetetus', 'Is Mathematics purely Linguistic?' and 'Grundgesetze der Arithmetik 1 (Basic Laws)'

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2 ideas

18. Thought / D. Concepts / 3. Ontology of Concepts / c. Fregean concepts

9190	A concept is a function mapping objects onto truth-values, if they fall under the concept [Frege, by Dummett]

13665

Frege took the study of concepts to be part of logic [Frege, by Shapiro]