{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mathematics on Several Subjects: Theory and tests: Combinatorics, Logarithms, Arithmetic Progressions and Geometric Progressions and others topics.","author_name":"Antonio Lucio Carnielli","thumbnail_url":"https://www.ebooknetworking.net/books/B01/L0K/bigB01L0KKXNW.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B01L0KKXNW.html\">Mathematics on Several Subjects: Theory and tests: Combinatorics, Logarithms, Arithmetic Progressions and Geometric Progressions and others topics.</a>","width":400,"height":300}