{"product_id":"nonlinear-functional-analysis-2","title":"Nonlinear Functional Analysis","description":"This book mainly provides the basic theories and methods of nonlinear functional analysis. The content includes Fréchet differentiation, the implicit function theorem, bifurcation problems, Brouwer degree, Leray-Schauder degree, fixed point theorems, topological degree of cone mappings, the global bifurcation theorem, extremum principles, Ekeland's variational principle, the minimax principle, index, and category.It consists of three chapters: Nonlinear Operators on Banach Spaces, Topological Degree Theory, and Variational Methods. Some examples are given to explain the applications of these theories, and each chapter contains exercises.This is a textbook for graduate students and senior undergraduate students.","brand":"World Scientific Publishing Co Pte Ltd","offers":[{"title":"Default Title","offer_id":56709135008088,"sku":"9789819825813","price":82.99,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0278\/1295\/4195\/files\/9789819825813.jpg?v=1780119016","url":"https:\/\/agendabookshop.com\/products\/nonlinear-functional-analysis-2","provider":"Agenda Bookshop","version":"1.0","type":"link"}