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| 0 | 0 |
| _____|_____ |
| | | | |
| | -1- | |
| | | | |
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Now let us try one or two interpretations.
What are we to make of this, with regard to x and y?
-------------------
| | 0 |
| _____|_____ |
| | | | |
| | 1 | 0 | |
| | | | |
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This tells us, with regard to the xy'-Square, that it is wholly 'empty', since BOTH compartments are so marked. With regard to the xy-Square, it tells us that it is 'occupied'. True, it is only