Research Article
Reversible Logic-Based Fault-Tolerant Nanocircuits in QCA
Table 1
Truth table of proposed fault-tolerant adder.
| | A | B | C | D | E | P | Q | R | S | T |
| | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 1 | | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | | 0 | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | | 1 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | | 1 | 0 | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 0 | | 1 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | | 1 | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | | 1 | 1 | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 0 | | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 |
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