{"product_id":"9781591024774","title":"How Mathematics Happened : The First 50,000 Years","description":"\u003cp\u003eDiscussing ancient mathematics, this work digs deeper into the question of why it was done in a particular way. Why did the Egyptians use a bizarre method of expressing fractions? Why did Babylonians use an awkward number system based on multiples of 60? It answers such questions, arguing that some mathematical thinking is universal and timeless.\u003c\/p\u003e","brand":"Prometheus Books","offers":[{"title":"Default Title","offer_id":48765220585707,"sku":"00000_00000_00000_00000","price":49.42,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/4484\/5803\/files\/9781591024774-1.jpg?v=1781691582","url":"https:\/\/kinokuniya.com.sg\/ja\/products\/9781591024774","provider":"Books Kinokuniya Singapore","version":"1.0","type":"link"}