{"product_id":"calculus-of-variations-2","title":"Calculus of Variations","description":"\u003cp\u003e\u003cstrong\u003eNew copy of Calculus of Variations by Lev D. Elsgolc.\u003c\/strong\u003e - Paperback, Published by Dover Publications, 176 pages.\u003c\/p\u003e\u003cp\u003eHassle-free 30-day returns. Free shipping on orders over $35.\u003c\/p\u003e","brand":"Dover Publications","offers":[{"title":"Default Title","offer_id":46287927902442,"sku":"DS-CA-0486457990","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/1735\/7290\/files\/412Xn7qyFiL.jpg?v=1789439525","url":"https:\/\/justgreatbooks.org\/products\/calculus-of-variations-2","provider":"Just Great Books","version":"1.0","type":"link"}