{"product_id":"principia-mathematica-volume-one","title":"Principia Mathematica - Volume One","description":"\u003cp\u003eAn Unabridged, Digitally Enlarged Printing Of Volume I of III: Part I - MATHEMATICAL LOGIC - The Theory Of Deduction - Theory Of Apparent Variables - Classes And Relations - Logic And Relations - Products And Sums Of Classes - Part II - PROLEGOMENA TO CARDIANL ARITHMITIC - Unit Classes And Couples - Sub-Classes, Sub-Relations, And Relative Types - One-Many, Many-One, And One-One Relations - Selections - Inductive Relations\u003c\/p\u003e","brand":"Watchmaker Publishing","offers":[{"title":"Default Title","offer_id":67644910829935,"sku":"9781603861823","price":237.96,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0921\/9384\/9711\/files\/1603861823.jpg?v=1790846585","url":"https:\/\/internacional.umlivro.com.br\/products\/principia-mathematica-volume-one","provider":"UmLivro Internacional","version":"1.0","type":"link"}