和わ算さん

noun

Japanese mathematics; traditional Japanese mathematics

Historical term for mathematics developed in Japan during the Edo period, distinct from Western mathematics (洋算).

• 和わ算さんは江え戸ど時じ代だいに独どく自じの発はっ展てんを遂とげた。

  Japanese mathematics developed independently during the Edo period.

• 彼かれは和わ算さんの歴れき史しを研けん究きゅうしている。

  He is researching the history of traditional Japanese mathematics.