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Map Projections (Classic Reprint) - Tapa blanda

Hinks, Arthur R.

 
9781331907046: Map Projections (Classic Reprint)

Sinopsis

Maps That Tell The Truth: how projections shape scale, area, and form—and how to choose the right one for your map.

This non‑fiction guide explains how map projections influence what you see. It presents the main ideas a reader should know to compare projections, test their merits, and use them effectively in real maps.

The book outlines clear criteria for judging projections: how well they preserve scale along meridians and parallels, how accurately they represent areas, how faithfully they show shape, and how easy they are to construct. It also discusses the practical side of choosing a projection for a map, and how different projections can lead to different interpretations of the same territory.
What you’ll experience
  • A framework for evaluating map projections based on scale, area, and shape
  • Explanations of common projections and their practical uses
  • Guidance on recognizing what a projection will or won’t do on a map
  • Ways to understand the relationships between projections and real-world maps
Ideal for readers of geography, cartography, and anyone who works with maps and wants to avoid common mistakes.

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Reseña del editor

Excerpt from Map Projections

The scale of a map in a given direction at any point is the ratio which a short distance measured on the map bears to the corresponding distance upon the surface Of the Earth.

We must limit our definition to Mort distances because the scale of a map will generally vary from point to point; hence in defining scale we must confine ourselves to small elements of distance in the way which is familiar to every beginner in the differential calculus.

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.

Reseña del editor

Excerpt from Map Projections

The subject of Map Projections has become over complicated because it has interested many mathematicians. The parts of the subject which are of mathematical interest are embodied in theorems of great elegance and considerable difficulty; in particular, the theory of the conformal representation of one surface upon another leads to developments which, from the mathematical standpoint, are of the highest importance, and possess an extensive literature. Yet we shall find that the property of orthomorphism, which plays such a large and difficult part in the theory of Map Projections, is not in most cases of any great advantage or importance in actual mapmaking.

In writing a book on Map Projections, the usual course has been to present the general mathematical theory first, and to discuss the practical questions involved at a later stage. The result is that the geographer sometimes finds himself unable to follow the bearing of the mathematics, and arrives at the consideration of the practical side of the subject in a very unformed state of mind.

I propose to adopt the principle of a very distinguished topographer, that in a book on Map Projections intended for the mapmaker and the map user, "one should draw the line at the root of minus one." If one follows this course, one often finds it impossible to show how some of the more elegant projections may be arrived at by a deduction from general principles.

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.

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