On the polynomial solutions of the polynomial differential equations y y' = a 0(x) + a 1(x) y + a 2(x) y 2 + … + an(x) y n

In this paper we deal with differential equations of the form yy' = P(x, y) where y' = dy/dx and P(x, y) is a polynomial in the variables x and y of degree n in the variable y. We provide an upper bound for the number of polynomial solutions of this class of differential equations, and for some part...

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Bibliographic Details
Authors: Ferragut Amengual, Antoni Manel|||0000-0002-7420-5004; Llibre, Jaume|||0000-0002-9511-5999
Format: Article
Publication date:2020
Country:España
Institution:Universitat Autònoma de Barcelona
Repository:Dipòsit Digital de Documents de la UAB
Language:English
OAI Identifier:oai:ddd.uab.cat:221356
Online Access:https://ddd.uab.cat/record/221356
https://dx.doi.org/urn:doi:10.1007/s13226-020-0396-6
Access Level:Open access
Keyword:Polynomial differential equation
Polynomial solution
Linear differential equation
Riccati differential equation
Abel differential equation
Description
Summary:In this paper we deal with differential equations of the form yy' = P(x, y) where y' = dy/dx and P(x, y) is a polynomial in the variables x and y of degree n in the variable y. We provide an upper bound for the number of polynomial solutions of this class of differential equations, and for some particular classes we study properties of their polynomial solutions.