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Om boken
Because evolution endowed humans with a complement of ten fingers, a grouping size of ten seems natural to us, perhaps even ideal. But from the perspective of mathematics, groupings of ten are arbitrary, and can have serious shortcomings. Twelve would be better for divisibility, and eight is smaller and well suited to repeated halving. Grouping by two, as in binary code, has turned out to have its own remarkable advantages.Paul Lockhart reveals arithmetic not as the rote manipulation of numbers-...Vis mer
Om boken
ISBN
9780674972230
Forlag
Harvard University Press
Publiseringsår
2017
Språk
Utgave
1
Originaltittel
Arithmetic
Format
Innbundet
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