{"product_id":"9780486136554","title":"Functional Analysis","description":"Excellent treatment of the subject geared toward students with background in linear algebra, advanced calculus, physics and engineering. Text covers introduction to inner-product spaces, normed and metric spaces, and topological spaces; complete orthonormal sets, the Hahn-Banach theorem and its consequences, spectral notions, square roots, a spectral decomposition theorem, and many other related subjects. Chapters conclude with exercises intended to test and reinforce reader’s understanding of text material. A glossary of definitions, detailed proofs of theorems, bibliography, and index of symbols round out this comprehensive text. 1966 edition.","brand":"Dover Publications","offers":[{"title":"Default Title","offer_id":47122657444080,"sku":"9780486136554","price":24.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9780486136554_p0.jpg?v=1765233010","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9780486136554","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}