Portuguese Aritmética Cited by user Vinickw on 22 Apr 2024 A aritmética é um dos ramos elementares da matemática que estuda operações numéricas como adição, subtração, multiplicação e divisão.
English Arithmetic Cited by user Phlsph7 on 01 Mar 2024 Arithmetic is an elementary branch of mathematics that studies numerical operations like addition, subtraction, multiplication, and division.
English Serge Lang Cited by user SilverMatsu on 30 Apr 2022 Serge Lang (May 19, 1927 – September 12, 2005) was a French-American mathematician and activist who taught at Yale University for most of his career.
Japanese ラジアン Cited by user ガニメデ2018 on 22 Mar 2022 ラジアン(, 記号: rad)は、国際単位系 (SI) における角度(平面角)の単位である。円周上でその円の半径と同じ長さの弧を切り取る2本の半径が成す角の値と定義される。弧度(こど)とも言い、平面角の大きさをラジアンで測ることを弧度法と呼ぶ。あるいはラジアンで測った平面角を弧度法の角という呼び方をすることもある。ラジアンは、立体角のステラ…