Combining Texts

All the ideas for 'Are Persons Bodies?', 'Ways Worlds Could Be' and 'Sets, Aggregates and Numbers'

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8 ideas

6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / c. Counting procedure
17818 How many? must first partition an aggregate into sets, and then logic fixes its number [Yourgrau]
17822 Nothing is 'intrinsically' numbered [Yourgrau]
6. Mathematics / B. Foundations for Mathematics / 5. Definitions of Number / c. Fregean numbers
17817 Defining 'three' as the principle of collection or property of threes explains set theory definitions [Yourgrau]
6. Mathematics / B. Foundations for Mathematics / 6. Mathematics as Set Theory / b. Mathematics is not set theory
17815 We can't use sets as foundations for mathematics if we must await results from the upper reaches [Yourgrau]
17821 You can ask all sorts of numerical questions about any one given set [Yourgrau]
10. Modality / E. Possible worlds / 2. Nature of Possible Worlds / a. Nature of possible worlds
15432 Structural universals might serve as possible worlds [Forrest, by Lewis]
16. Persons / A. Concept of a Person / 1. Existence of Persons
3238 'Dead person' isn't a contradiction, so 'person' is somewhat vague [Williams,B]
3239 You can only really love a person as a token, not as a type [Williams,B]