Level 2.1.1: Negations & Conjunctions
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| ~ | P | (P | & | Q) | ||||
| F | T | T | T | T | ||||
| F | T | T | F | F | ||||
| T | F | F | F | T | ||||
| T | F | F | F | F |
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| Negation | ~ | Opposite of the truth-value of the WFF on the right. | |
| Conjunction | & | True when the WFF on the left and te WFF on the right are both true, otherwise false. |
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