Combining Texts

Ideas for 'Truly Understood', 'Introducing the Philosophy of Mathematics' and 'Four Dimensionalism'

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2 ideas

9. Objects / A. Existence of Objects / 2. Abstract Objects / a. Nature of abstracta
Structuralists call a mathematical 'object' simply a 'place in a structure' [Friend]
9. Objects / A. Existence of Objects / 5. Individuation / e. Individuation by kind
If sortal terms fix the kind and the persistence conditions, we need to know what kinds there are [Sider]