{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"A Student's Guide to Lagrangians and Hamiltonians","author_name":"Patrick Hamill","thumbnail_url":"https://www.ebooknetworking.net/books/110/761/big1107617529.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1107617529.html\">A Student&#039;s Guide to Lagrangians and Hamiltonians</a>","width":400,"height":300}