{"product_id":"calculus-of-variations-9780486414485","title":"Calculus of Variations","description":"\u003cb\u003eBook Synopsis\u003c\/b\u003e\u003cbr\u003eFirst six chapters include theory of fields and sufficient conditions for weak and strong extrema. Chapter seven considers application of variation methods to systems with infinite degrees of freedom, and Chapter eight deals with direct methods in the calculus of variations. Problems follow each chapter and the 2 appendices.","brand":"Dover Publications Inc.","offers":[{"title":"Default Title","offer_id":48864708362583,"sku":"9780486414485","price":999.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/1739\/5799\/files\/9780486414485.jpg?v=1722272976","url":"https:\/\/bookcurl.com\/products\/calculus-of-variations-9780486414485","provider":"Book Curl","version":"1.0","type":"link"}