{"product_id":"9784946552038","title":"凸解析と不動点近似","description":"凸解析と不動点近似","brand":"横浜図書","offers":[{"title":"Default Title","offer_id":48565859287344,"sku":"","price":3190.0,"currency_code":"JPY","in_stock":true}],"url":"https:\/\/www.maruzenjunkudo.co.jp\/products\/9784946552038","provider":"丸善ジュンク堂書店ネットストア","version":"1.0","type":"link"}