積せき分ぶん定てい数すう

noun

constant of integration

Technical term in calculus; the arbitrary constant added to an indefinite integral.

• 不ふ定てい積せき分ぶんを求もとめるときは、積せき分ぶん定てい数すうCを忘わすれずに付つけ加くわえてください。

  When finding an indefinite integral, don't forget to add the constant of integration C.