This groundbreaking treatise on solar eclipses provides a detailed explanation of the mathematical calculations used to predict and observe these rare events. The author, a noted mathematician and astronomer, also proposes a method for determining the geographical longitude of any location based on its latitude. A fascinating read for anyone interested in celestial mechanics. 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 is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.
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