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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 108 of 126
Table of Contents

CROOKED ANSWERS.

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

        i.e.  No nightingales dislike sugar.

      ---------------
     |       |       |
     |    ---|---    |
     |   | 0 | 0 |   |
23.  |-1-|---|---|---|        -------
     |   | 0 |   |   |       |   |   |
     |    ---|---    |       |---|---|
     |       |       |       |   |   |
      ---------------         -------
108