Combining Texts

All the ideas for 'Sets, Aggregates and Numbers', 'works' and 'From Stimulus to Science'

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8 ideas

2. Reason / B. Laws of Thought / 3. Non-Contradiction
6564 To affirm 'p and not-p' is to have mislearned 'and' or 'not' [Quine]
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]
9. Objects / D. Essence of Objects / 5. Essence as Kind
13074 Only natural kinds and their members have real essences [Suárez, by Cover/O'Leary-Hawthorne]
26. Natural Theory / C. Causation / 4. Naturalised causation
7563 The old 'influx' view of causation says it is a flow of accidental properties from A to B [Suárez, by Jolley]