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Single Idea 14246

[filed under theme 6. Mathematics / A. Nature of Mathematics / 4. Using Numbers / g. Applying mathematics ]

Full Idea

If mathematics was purely concerned with mathematical objects, there would be no room for applied mathematics.

Gist of Idea

If mathematics purely concerned mathematical objects, there would be no applied mathematics

Source

Oliver,A/Smiley,T (What are Sets and What are they For? [2006], 5.1)

Book Ref

'Metaphysics (Philosophical Perspectives 20)', ed/tr. Hawthorne,John [Blackwell 2006], p.146


A Reaction

Love it! Of course, they are using 'objects' in the rather Fregean sense of genuine abstract entities. I don't see why fictionalism shouldn't allow maths to be wholly 'pure', although we have invented fictions which actually have application.


The 11 ideas with the same theme [explaining the physical world using mathematics]:

Everything is subsumed under number, which is a metaphysical statics of the universe, revealing powers [Leibniz]
Scientific laws largely rest on the results of counting and measuring [Brouwer]
Brouwer regards the application of mathematics to the world as somehow 'wicked' [Brouwer, by Bostock]
The application of a system of numbers is counting and measurement [Benacerraf]
The old view is that mathematics is useful in the world because it describes the world [Kitcher]
Mathematics represents the world through structurally similar models. [Brown,JR]
Logicists say mathematics is applicable because it is totally general [George/Velleman]
How can words be used for counting if they are objects? [Hofweber]
At one level maths and nature are very similar, suggesting some deeper origin [Wolfram]
What is mathematically conceivable is absolutely possible [Meillassoux]
If mathematics purely concerned mathematical objects, there would be no applied mathematics [Oliver/Smiley]