An Investigation of the Laws of Thought

Project Gutenberg’s An Investigation of the Laws of Thought, by George Boole This eBook is for the use of anyone anywhere at no cost and with almost no restrictions whatsoever.You may copy it, give it away or re-use it under the terms of the Project Gutenberg License included with this eBook or online at www.gutenberg.net Title: An Investigation of the Laws of Thought Author: George Boole Release Date: February 16, 2005 [EBook #15114] Language: English Character set encoding: PDF *** START OF THIS PROJECT GUTENBERG EBOOK LAWS OF THOUGHT *** Produced by David Starner, and the Online Distributed Joshua Hutchinson, David Bowden Proofreading Team. AN INVESTIGATION OF THE LAWS OF THOUGHT, ON WHICH ARE FOUNDED THE MATHEMATICAL THEORIES OF LOGIC AND PROBABILITIES. BY GEORGE BOOLE, LL. D. PROFESSOR OF MATHEMATICS IN QUEEN’S COLLEGE, CORK. i TO JOHN RYALL, LL.D. VICE-PRESIDENT AND PROFESSOR OF GREEK IN QUEEN’S COLLEGE, CORK, THIS WORK IS INSCRIBED IN TESTIMONY OF FRIENDSHIP AND ESTEEM ii PREFACE. —⋄— The following work is not a republication of a former treatise by the Author, entitled, “The Mathematical Analysis of Logic.”Its earlier portion is indeed devoted to the same object, and it begins by establishing the same system of fundamental laws, but its methods are more general, and its range of applications far wider.