Book Description

Excerpt from Encyclopaedia Britannica, or a Dictionary of Arts, Sciences, and Miscellaneous Literature, Vol. 1 of 18: Constructed on a Plan, by Which the Different Sciences and Arts Are Digested Into the Form of Distinct Treatises or Systems Abacus, among the ancient mathematicians, fignh fied a table covered with dui't, on which they drew their diagrams; the word in this femic being derived from the Phoenician abut, dul't. 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.