{"product_id":"geometric-magic-squares-lee-c-f-sallows-9780486489094","title":"Geometric Magic Squares: A Challenging New Twist Using Colored Shapes Instead of Numbers","description":"Traditional magic squares are squares of numbers in which the rows, columns, and diagonals all add up to the same total. With a voluminous literature going back some 2,500 years, the universal assumption has ever been that magic squares are inherently arithmetical objects. In this innovative work by a British engineer, the author initiates a Copernican revolution in our understanding by replacing numbers with two-dimensional forms. The result is not merely a novel kind of geometrical magic square but a revelation that traditional magic squares are now better seen as the one-dimensional instance of this self-same \u003ci\u003egeometrical\u003c\/i\u003e activity.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Lee C. F. Sallows\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 0486489094\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9780486489094\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Dover Publications\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 04\/17\/2013\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 144\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 1.13lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 10.97h x 8.21w x 0.37d","brand":"Lee C. F. Sallows","offers":[{"title":"Paperback","offer_id":48443499315455,"sku":"9780486489094","price":19.95,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_407dbea2-65dd-47af-a22c-98623da61d72.jpg?v=1777205898","url":"https:\/\/www.whiterainbookhouse.com\/products\/geometric-magic-squares-lee-c-f-sallows-9780486489094","provider":"WR Book House","version":"1.0","type":"link"}