Master the basics of logic with clear, methodical lessons In this edition, you’ll explore how subjects and predicates connect, how to recognize logical forms, and how to translate everyday statements into precise reasoning. A solid foundation comes from simple ideas well explained.

This book methodically builds from the definition of terms to the rules that govern valid reasoning. It emphasizes practical exercise, concrete examples, and step-by-step conversion of propositions, so readers can see why certain forms are valid and how to apply them to new problems. The approach stays focused on learning rather than theory, making complex ideas feel approachable.

• How to identify Subject, Predicate, Copula, and Sign of Quantity in logical propositions


• Distribution of terms and what it means for a proposition to be universal or particular


• How to convert propositions and the rules that govern valid conversions


• An introduction to hypothetical syllogisms, including conditional and disjunctive forms

Ideal for readers of introductory logic, philosophy, or critical thinking, this edition provides practical tools you can apply to everyday reasoning and formal argument analysis.

Forgotten Books publishes hundreds of thousands of rare and classic books.

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.

This text has been digitally restored from a historical edition. Some aesthetic errors may persist, however it has been deemed that any such will not detract from the work's significant historical value.

The digital edition of all books may be viewed on our website before purchase.

Our books are made to order. After purchase your chosen title will be specially printed. Due to the individual nature of the process, please allow 3-4 business days for printing before we can dispatch.