{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Principle of Least Action in Geometry and Dynamics (Lecture Notes in Mathematics, 1844)","author_name":"Siburg, Karl Friedrich","thumbnail_url":"https://www.ebooknetworking.net/books/354/021/big3540219447.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3540219447.html\">The Principle of Least Action in Geometry and Dynamics (Lecture Notes in Mathematics, 1844)</a>","width":400,"height":300}