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Single Idea 17822

[filed under theme 6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / c. Counting procedure ]

Full Idea

Nothing at all is 'intrinsically' numbered.

Gist of Idea

Nothing is 'intrinsically' numbered

Source

Palle Yourgrau (Sets, Aggregates and Numbers [1985], 'What the')

Book Ref

'Philosophy of Mathematics: anthology', ed/tr. Jacquette,Dale [Blackwell 2002], p.359


A Reaction

Once you are faced with distinct 'objects' of some sort, they can play the role of 'unit' in counting, so his challenge is that nothing is 'intrinsically' an object, which is the nihilism explored by Unger, Van Inwagen and Merricks. Aristotle disagrees...


The 5 ideas from 'Sets, Aggregates and Numbers'

Defining 'three' as the principle of collection or property of threes explains set theory definitions [Yourgrau]
How many? must first partition an aggregate into sets, and then logic fixes its number [Yourgrau]
You can ask all sorts of numerical questions about any one given set [Yourgrau]
We can't use sets as foundations for mathematics if we must await results from the upper reaches [Yourgrau]
Nothing is 'intrinsically' numbered [Yourgrau]