Parity-preserving reversible multiplier quantum circuits cut computing costs by 25% and improves error detection

https://techxplore.com/news/2024-08-quantum-circuit-error.html

"reduce costs, more efficient and fault-tolerant... 6 new parity-preserving reversible blocks (Z, F, A, T, S, and L), 4-bit unsigned multipliers: 25.04% quantum cost reduction, 51.03% gate count reduction, 20.89% garbage output reduction, 21.17% constant input reduction... 5-bit signed multipliers: 18.59% quantum cost reduction, 27.65% gate count reduction, 13.82% constant input reduction... reversible computing principles in quantum computing technologies"