{"product_id":"9784046026095","title":"新装版　坂田アキラの　三角関数・指数・対数が面白いほどわかる本","description":"苦手意識を持つ人が多い「三角関数」を扱ったロングセラー参考書の新装版。単位を度数法から弧度法へ書き換え、弧度法の説明ページを追加しました。","brand":"KADOKAWA","offers":[{"title":"Default Title","offer_id":48413535142192,"sku":"","price":1430.0,"currency_code":"JPY","in_stock":true}],"url":"https:\/\/www.maruzenjunkudo.co.jp\/products\/9784046026095","provider":"丸善ジュンク堂書店ネットストア","version":"1.0","type":"link"}