{"product_id":"early-history-of-magic-cubes-1100-1850","title":"Early History of Magic Cubes (1100-1850)","description":"\u003cp\u003e\u003cstrong\u003eAn investigation into the predecessors of the magic cube.\u003c\/strong\u003e \u003c\/p\u003e\u003cp\u003eMagic cubes are generally considered to have been invented in the second half of the nineteenth century, when the conditions for a cube to be called magic were established: it must display the same sum in each horizontal, vertical, and front-to-back row, as well as in the four internal diagonals of the cube. \u003c\/p\u003e\u003cp\u003eHowever, during the preceding seven centuries, constructions of magic cubes had already begun, but obeying other definitions. The first study is found in twelfth-century Persia. Then, Pierre de Fermat (1601-1665) dealt with them in the seventeenth century. Unaware of the existence of predecessors and with a different design, the Frenchman Joseph Sauveur (1653-1716) taught a construction method that was adopted in Gottfried Wilhelm Leibniz's (1646-1716) circle. This method was expanded in the 1830s but fell into oblivion with the modern definition of the magic cube.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAuthors:\u003c\/strong\u003e Jacques Sesiano\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFormat:\u003c\/strong\u003e Paperback\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePages:\u003c\/strong\u003e 340\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eISBN-13:\u003c\/strong\u003e 9782889156993\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePublication date:\u003c\/strong\u003e 20260517\u003c\/p\u003e","brand":"Wiley","offers":[{"title":"Default Title","offer_id":43559944093757,"sku":"9782889156993","price":52.16,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0597\/7689\/2989\/files\/9782889156993.jpg?v=1788415654","url":"https:\/\/www.palmleaf.com.au\/products\/early-history-of-magic-cubes-1100-1850","provider":"Palmleaf","version":"1.0","type":"link"}