A Theorem Concerning Positive Integers that are Prime to each other, With Applications to Pure Recurring Decimals

Extract

The following lesson in Theoretical Arithmetic was originally intended as an Appendix to a Higher Arithmetic, and is now published in the hope that it may be of interest to the more select band of young scholars who may wish to know more of the subject than its application to the calculations of Stocks and Shares, et hoc omne genus.