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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 89 of 126
Table of Contents

CROOKED ANSWERS.

                               ---------------
                              | 0     |     0 |
                              |    ---|---    |
                              |   | 1 | 0 |   |
 15.  All x are m;      i.e.  |---|---|---|---|
      No m are y'.            |   |   | 0 |   |
                              |    ---|---    |
                              |       |       |
                               ---------------
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