July 25

My son's latest book, "Arithmetic" ha just been published by Harvard University Press. This is unlike anything you ever learned about arithmetic and continues Paul's groundbreaking efforts to change our stupid educational system and to begin to experience the poetic basis of mind even in mathematics, even in arithmetic.

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…
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