微び積せき分ぶん

noun

calculus; infinitesimal calculus

Mathematics term covering both differential and integral calculus.

• 大だい学がくで微び積せき分ぶんを学まなんだ。

  I studied calculus at university.

• 微び積せき分ぶんの基き礎そを理り解かいするのは難むずかしい。

  Understanding the basics of calculus is difficult.