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 102 of 126

Table of Contents

CROOKED ANSWERS.

          All x are m; &there4 All x are y'.
          No y are m.

           i.e.  All pigs are not-skeletons.

      ---------------
     |       |       |
     |    ---|---    |
     |   | 0 | 0 |   |
17.  |---|---|---|---|        -------
     |   | 1 | 0 |   |       |   |   |
     |    ---|---    |       |---|---|
     |       |       |       | 1 |   |
      ---------------         -------

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