区く分ぶん求きゅう積せき法ほう

noun

Riemann sum

Mathematical term for approximating the area under a curve by partitioning it into small rectangles or other shapes.

• 区く分ぶん求きゅう積せき法ほうを使つかって、曲きょく線せんの下したの面めん積せきを求もとめる。

  Find the area under the curve using Riemann sums.