CodalSearch this book — or all of Codal…⌘K
Projects
Sign inStart a book
nydus/The Game of LogicPublic

This instructional book presents a logic game played with a diagram and nine counters. It explains how to express propositions through the relationship between things and their attributes.

Page 72 of 126
Table of Contents

CROOKED ANSWERS.

                            -------
                           |   |   |
 14.  All x are y'.  i.e.  | 0 | 1 |
                           |   |   |
                            -------

                          ---
                         |   |
 15. No y are x'.  i.e.  |---|
                         | 0 |
                          ---

                          ---
                         | 1 |
 16. All y are x.  i.e.  |---|
                         | 0 |
                          ---
72