{"product_id":"9780387974910","title":"Algebraic Methods in Nonlinear Perturbation Theory","description":"Of interest to everybody working on perturbation theory in differential equations, this book requires only a standard mathematical background in engineering and does not require reference to the special literature. Topics covered include: matrix perturbation theory; systems of ordinary differential equations with small parameters; reconstruction and equations in partial derivatives. While boundary problems are not discussed, the book is clearly illustrated by numerous examples.","brand":"Springer New York","offers":[{"title":"Default Title","offer_id":47012547690736,"sku":"9780387974910","price":159.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9780387974910_p0.jpg?v=1763696343","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9780387974910","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}