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Excerpt from Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales de Madrid, Vol. 12: Numeros 1, 2 Y 3, Julio, Agosto y Septiembre de 1913 Debemos empezar desde luego, y no digo sin más pream bulos, porque sospecho que los preámbulos no han termina do todavía, la demostración del teorema de Liouville. El objeto de este teorema, ya lo hemos dicho varias veces, es procurar, ó por lo menos, facilitar la integración de las ecuaciones de la Mecánica, que se presentan bajo la forma canónica de Hamilton. 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.