Efficient Algorithms for Optimal 4-Bit Reversible Logic System Synthesis

Table 2

All the specific topological transformations of 3-bit logic circuit.

Line permutation	Obverse direction	Coding	Reverse direction	Coding
012012=𝜋𝑒		23759		28679
=01210201		25199		34439
=01202112		11951		16985
=0121200102		8949		18903
=0122010201		14975		32969
=01221002		9333		29241