Function gf2^20mult finds product of two elements, a and b, of a field GF(220)=GF(1,048,576).
The output, c=ab, is
written onto the last 20 bits. Inputs a and b must remain unchanged.
| Primitive polynomial | Picture | Machine-readable version | Model | Garbage | Gate count | Quantum cost | Author(s) | Date |
| x20+x3+1 | N/A (too large) | here | CNT | 40 | 419 | 2019 | D. Cheung, D. Maslov, J. Mathew, and D. K. Pradhan | July, 2010 |