{"product_id":"3blue1brown-socks","title":"Fourier Series Socks","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan style=\"color: #0000ff;\"\u003e\u003cspan\u003e$12.56 = 4π\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese socks show various periodic functions, as graphed on a cylinder, the way all periodic functions wish they were graphed.  Specifically, they show the first few Fourier series approximations of a square wave.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eEach order comes with one pair of socks.\u003c\/p\u003e\n\u003cp\u003eSize Medium fits women's shoe sizes 6 to 9.5.\u003c\/p\u003e\n\u003cp\u003eSize Large fits men's shoe sizes 8 to 12.5. \u003c\/p\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cdiv\u003eAbout 60% cotton, 35% nylon, 5% spandex\u003c\/div\u003e\n\u003cdiv\u003e\u003c\/div\u003e","brand":"3Blue1Brown","offers":[{"title":"M","offer_id":40064694517914,"sku":"Z.5.4.12-M","price":12.56,"currency_code":"USD","in_stock":true},{"title":"L","offer_id":40064694550682,"sku":"Z.5.4.13-L","price":12.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0571\/3195\/8426\/products\/fourier-socks-1.png?v=1623100581","url":"https:\/\/dftbasandbox.myshopify.com\/products\/3blue1brown-socks","provider":"DFTBAsandbox","version":"1.0","type":"link"}