Excerpt from Intellectual Arithmetic, or an Analysis of the Science of Numbers: With Especial Reference Mental Training and DevelopmentEvery number has what we call a base. That is, ' number being a collection of things of the same kind, one of these things is the base of the number.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.

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