{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A history of mathematics","author_name":"Florian Cajori","thumbnail_url":"https://www.ebooknetworking.net/books/117/830/big1178309959.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1178309959.html\">A history of mathematics</a>","width":400,"height":300}