{"product_id":"9780486210100","title":"Essays on the Theory of Numbers","description":"\u003cp\u003eTwo most important essays by the famous German mathematician: one provides an arithmetic, rigorous foundation for the irrational numbers, thereby a rigorous meaning of continuity in analysis. The other is an attempt to give logical basis for transfinite numbers and properties of the natural numbers.\u003c\/p\u003e","brand":"Courier Corporation","offers":[{"title":"Default Title","offer_id":47012101882096,"sku":"9780486210100","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/234669257.jpg?v=1751657667","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9780486210100","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}