7. | 1 | 1 | It might be thought that the proper
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Diagram would be | 1 1 |, in order to express "some
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x exist": but this is really contained in "some x are y'."
To put a red counter on the division-line would only tell
us "ONE OF THE compartments is occupied", which we
know already, in knowing that ONE is occupied.
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8. No x are y. i.e. | 0 | |
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9. Some x are y'. i.e. | | 1 |
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10. All x are y. i.e. | 1 | 0 |
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11. Some x are y. i.e. | 1 | |
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12. No x are y. i.e. | 0 | |
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13. Some x are y, and some are y'. i.e. | 1 | 1 |
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