{"product_id":"9784795201033","title":"ヒルベルト空間と線型作用素","description":"ヒルベルト空間と線型作用素","brand":"星雲社","offers":[{"title":"Default Title","offer_id":48503295607088,"sku":"","price":3520.0,"currency_code":"JPY","in_stock":true}],"url":"https:\/\/www.maruzenjunkudo.co.jp\/products\/9784795201033","provider":"丸善ジュンク堂書店ネットストア","version":"1.0","type":"link"}