# Division in the Ring of Algebraic Integers Generated by the Square Root of Five

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This Demonstration illustrates division in the ring of algebraic integers in the field , that is, the field of numbers , where and are rational. But instead of using the numbers and , here we use and the golden ratio .

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Contributed by: Izidor Hafner (January 2020)

Open content licensed under CC BY-NC-SA

## Details

Reference

[1] I. Vidav, *Algebra*, Ljubljana: Mladinska knjiga, 1972 pp. 328–330.

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