{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Theorems and Counterexamples in Mathematics (Problem Books in Mathematics)","author_name":"Bernard R. Gelbaum, John M.H. Olmsted","thumbnail_url":"https://www.ebooknetworking.net/books/038/797/big0387973427.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0387973427.html\">Theorems and Counterexamples in Mathematics (Problem Books in Mathematics)</a>","width":400,"height":300}