prov:value
| - Referring to truth tables A and B of Table 3, when both of the inputs, 1 and 2, to EXCLUSIVE OR gate 300 are ONE, the output, W, is a ONE, and when one of the inputs, 4, to EXCLUSIVE OR gate 302 is a ONE, the output, X, is a ZERO. Referring to truth table C, it can be seen with the inputs W and X, ONE and ZERO respectively, the output of EXCLUSIVE OR gate 304 will be a ZERO. The output signal P, o
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