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This book explains the content of the fifth and sixth books of Euclid's Elements, which are primarily concerned with ratio and magnitudes.

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The 10-km square dot-distribution maps, based on 30 years' recording by members of the British Bryological Society, were produced at the Biological Records Centre, ITE, Monks Wood. Each species' map is accompanied by notes on its habitat, reproductive biology and overseas distribution, and additional maps are included to illustrate various factors affecting distribution. Each volume contains an introductory chapter and concludes with a bibliog...

Excerpt from The Theory of Proportion This little book is the outcome of the effort annually renewed over a long period to make clear to my students the principles on which the Theory of Proportion is based, with a view to its application to the study of the Properties of Similar Figures. Its content formed recently the subject matter of a course of lectures to Teachers, delivered at University College, under an arrangement with the London C...

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Presenting never before published material from the one and only, Napoleon Hill. This volume also includes the speech that inspired the worldwide bestseller Think and Grow Rich. With a foreword by Napoleon's grandson Dr. J.B. Hill and introductory comments by Don Green, Director of The Napoleon Hill Foundation, personal letters from family members and Senator Jennings Randolph, this fascinating exploration of the speeches given by the pioneer ...

The 10-km square dot-distribution maps, based on 30 years' recording by members of the British Bryological Society, were produced at the Biological Records Centre, ITE, Monks Wood. Each species' map is accompanied by notes on its habitat, reproductive biology and overseas distribution, and additional maps are included to illustrate various factors affecting distribution. Each volume contains an introductory chapter and concludes with a bibliog...

The 10-km square dot-distribution maps, based on 30 years' recording by members of the British Bryological Society, were produced at the Biological Records Centre, ITE, Monks Wood. Each species' map is accompanied by notes on its habitat, reproductive biology and overseas distribution, and additional maps are included to illustrate various factors affecting distribution. Each volume contains an introductory chapter and concludes with a bibliog...

Excerpt from The Contents of the Fifth and Sixth Books of Euclid: With a Note on Irrational Numbers These are the earlier parts of Propositions 7 and 8 of Euclid's Fifth Book, but up to this stage in the argument they have been proved only if the magnitudes concerned are commensurable. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproducti...

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work was reproduced from the original artifact, and remains as true to the original work as possible. Therefore, you will see the original copyright references, library stamps (as most of these works have been housed in our most important libraries around the world), and other notations in the work.This w...

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Major Sanderson's war

Latest figures suggest that approximately 20% of the world's population of six billion is malnourished because of food shortages and inadequate distrib­ ution systems. To make matters worse, it is estimated that some 75 billion metric tons of soil are removed annually from the land by wind and soil ero­ sion, much of it from agricultural land, which is thereby rendered unsuitable for agricultural purposes. Moreover, out of a total land area un...

This book reports the findings of a study of over a thousand unemployed men living in England in October 1971.

Nitrate and nitrite are potentially dangerous substances which can have a detrimental effect on the ecological balance of rivers and lakes, and can cause harm to human health. This book puts into context the magnitude and complexity of the problems caused by nitrate and nitrite, and provides advice and information on ways to combat it.