Download or read book Mathematical Questions and Solutions, Vol. 48 (Classic Reprint) written by W. J. C. Miller and published by Forgotten Books. This book was released on 2018-02-06 with total page 228 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Mathematical Questions and Solutions, Vol. 48 Aid to Approximate Calculation. 125 N ote on Perfect N umbers. (r. W. D. Christie.) About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.