Arithmetic
ISBN: 067423751X
EAN13: 9780674237513
Language: English
Release Date: Jul 15, 2019
Pages: 240
Dimensions: 0.75" H x 8.25" L x 5.5" W
Weight: 0.48 lbs.
Format: Paperback
Product is currently Out of Stock.
You can add it to your wishlist and you will be notified once we receive a copy.
Book Overview

This Description may be from another edition of this product.

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--a practical if mundane branch of knowledge best suited for balancing a checkbook or filling out tax forms--but as a set of ideas that exhibit the fascinating and sometimes surprising behaviors usually reserved for higher branches of mathematics. The essence of arithmetic is the skillful arrangement of numerical information for ease of communication and comparison, an elegant intellectual craft that arises from our desire to count, add to, take away from, divide up, and multiply quantities of important things. Over centuries, humans devised a variety of strategies for representing and using numerical information, from beads and tally marks to adding machines and computers. Lockhart explores the philosophical and aesthetic nature of counting and of different number systems, both Western and Read More chevron_right

Frequently Asked Questions About Arithmetic

Book Reviews (0)

0
  |   0  reviews
Did you read Arithmetic? Please provide your feedback and rating to help other readers.
Write Review
Captcha

No customer reviews for the moment.