ones' complement

英語编辑

ones' complement (複數 ones' complements)

(計算機) 1之補數（ $2^{n}-1$ ）
The ones' complement of 0xAAAA is 0x5555 on a 16-bit machine, and 0xFFFF5555 on a 32-bit machine.
(計算機) 1之補數（從0到 $2^{n-1}-1$ 或從0到 $-(2^{n-1}-1)$ , n）
Computers that use ones' complement arithmetic have two representations for zero, all 0's and all 1's.