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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 80 of 126
Table of Contents

CROOKED ANSWERS.

                          -------
                         | 0 |   |
 19.  No x are y.  i.e.  |---|---|
                         |   |   |
                          -------

                                              -------
                                             |   |   |
 20.  Some x' are y, and some are y'.  i.e.  |---|---|
                                             | 1 | 1 |
                                              -------
80