The Atlantic Monthly, Volume 05, No. 28, February, 1860

The Atlantic Monthly, Volume 05, No. 28, February, 1860 - A Magazine of Literature, Art, and Politics

COUNTING AND MEASURING. MY LAST LOVE. A SHETLAND SHAWL. ROBA DI ROMA. THE AMBER GODS. THE POET'S FRIENDS. THE MEMORIAL OF A. B., OR MATILDA MUFFIN. SOME ACCOUNT OF A VISIONARY. THE TRUCE OF PISCATAQUA. THE MAROONS OF JAMAICA. THE PROFESSOR'S STORY. MEXICO. REVIEWS AND LITERARY NOTICES. RECENT AMERICAN PUBLICATIONS Though, from the rapid action of the eye and the mind, grouping and counting by groups appear to be a single operation, yet, as things can be seen in succession only, however rapidly, the counting of things, whether ideal or real, is necessarily one by one. This is the first step of the art. The second step is grouping. The use of grouping is to economize speech in numeration, and writing in notation, by the exercise of the memory. The memorizing of groups is, therefore, a part of the primary education of every individual. Until this art is attained, to a certain extent, it is very convenient to use the fingers as representatives of the individuals of which the groups are composed. This practice led to the general adoption of a group derived from the fingers of the left hand. The adoption of this group was the first distinct step toward mental arithmetic. Previous groupings were for particular numerations; this for numeration in general; being, in fact, the first numeric base,the quinary. As men advanced in the use of numbers, they adopted a group derived from the fingers of both hands; thus ten became the base of numeration. ......Buy Now (To Read More)

Product details

Ebook Number: 19995
Author: Various
Release Date: Dec 2, 2006
Format: eBook
Language: English