Studying Pell's Equation by Using the Quadratic Orders


Abstract in English

In this paper , we will study the ability to solve Pell's equation in the set Z, we give necessary and sufficient conditions to solve this equation , depending on the ideals in orders of the real quadratic fields .We also introduce the formula of the opposite ideal for every solution of this equation , in special cases.

References used

ANDREESCU, T., ANDRICA, D., Quadratic Diophantine Equations, Springer, New York, London, 2015
BOLKER, E. D. Elementary Number Theory, An Algebraic Approach, W. A. Bedjamin, Inc. New York, 1970
COVILL. E., JAVAHERI, M., KRYLO. N., On the Subgroup Generated by Solutions of Pell’s Equation, Arxiv: 1609.00440vol.1, math. NT, 2Sep,2016

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