公こう差さ

noun

common difference

Mathematical term for the constant difference between consecutive terms in an arithmetic progression.

• 等とう差さ数すう列れつの公こう差さを求もとめなさい。

  Find the common difference of the arithmetic sequence.

noun

tolerance; allowance; allowable error

Engineering and manufacturing term for the permissible limit of variation in a physical dimension or measured value.

• この部ぶ品ひんの公こう差さは±0.1ミリです。

  The tolerance for this part is ±0.1 mm.