{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"An Introduction to the Theory of Functional Equations and Inequalities: Cauchy's Equation and Jensen's Inequality","author_name":"Marek Kuczma","thumbnail_url":"https://www.ebooknetworking.net/books/376/438/big3764387483.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-3764387483.html\">An Introduction to the Theory of Functional Equations and Inequalities: Cauchy&#039;s Equation and Jensen&#039;s Inequality</a>","width":400,"height":300}