{"product_id":"9784320012455","title":"不動点定理","description":"解析学や経済学などに応用の広い不動点定理について、その基本と応用とを、数学的技巧をできるだけ使わずに、やさしく詳しく説明した。","brand":"共立出版","offers":[{"title":"Default Title","offer_id":48445631758640,"sku":"","price":1375.0,"currency_code":"JPY","in_stock":true}],"url":"https:\/\/www.maruzenjunkudo.co.jp\/products\/9784320012455","provider":"丸善ジュンク堂書店ネットストア","version":"1.0","type":"link"}