正せい数すう

noun

positive number

Mathematical term for a number greater than zero. Often contrasted with 負数 (negative number).

See also: 負数

• 正せい数すうと負ふ数すうを足たすと、結けっ果かは正せい数すうにも負ふ数すうにもなり得うる。

  Adding a positive number and a negative number can result in either a positive or a negative number.