Excerpt from Studies and Exercises in Formal Logic: Including a Generalisation of Logical Processes in Their Application to Complex Inferences N. J. S. Nicholson, Professor of Political Economy in the University of Edinburgh; O. =university of Oxford r.=g. Croom Robertson, Professor of Mental Philosophy and Logic in University College, London. 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.