ones' complement

英语

名词

ones' complement (复数 ones' complements)

1. (计算机) 1之补数（$2^{n}-1$）

   The ones' complement of 0xAAAA is 0x5555 on a 16-bit machine, and 0xFFFF5555 on a 32-bit machine.

2. (计算机) 1之补数（从0到 $2^{n-1}-1$或从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.

同义词

• logical complement

相关词

• complement
• diminished radix complement
• two's complement