Article ID Journal Published Year Pages File Type
4594754 Journal of Number Theory 2010 8 Pages PDF
Abstract

We consider the Hecke groups , N⩾2 integer, to get some results about the problem when a natural number n can be represented in the form n=x2+Ny2. Given a natural number n, we give an algorithm that computes the integers x and y satisfying the equation n=x2+Ny2 for all N⩾2.

Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory