A translation of ‘Logic or the Art of Thinking’, the Cartesian and Jansenist treatise, which inspired the modern transformation in logic and semantic theory by Frege, Russell, Wittgenstein and recent…

This Book Is In French. Due to the very old age and scarcity of this book, many of the pages may be hard to read due to the blurring of…

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…

This Book Is In French. Due to the very old age and scarcity of this book, many of the pages may be hard to read due to the blurring of…

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…

This is a reproduction of a book published before 1923. This book may have occasional imperfectionssuch as missing or blurred pages, poor pictures, errant marks, etc. that were either part…

This is an EXACT reproduction of a book published before 1923. This IS NOT an OCR’d book with strange characters, introduced typographical errors, and jumbled words. This book may have…