代数(だいすう)

だいすう
noun
algebra
1. algebra
A branch of mathematics dealing with symbols and the rules for manipulating them to solve equations and study relationships.
代数(だいすう)の問題(もんだい)を解(と)く。
To solve algebra problems.
代数(だいすう)は数学(すうがく)の基礎(きそ)だ。
Algebra is the foundation of mathematics.
線形(せんけい)代数(だいすう)を勉強(べんきょう)している。
I'm studying linear algebra.

代数(だいすう) is the branch of mathematics that uses symbols and letters to represent numbers and quantities in equations. The kanji break down as 代(だい) (substitute) + 数(すう) (number), reflecting the use of variables to stand in for numbers.

COMMON COMPOUNDS:

  • 線形(せんけい)代数(だいすう): linear algebra
  • 代数(だいすう)方程式(ほうていしき): algebraic equation
  • 代数(だいすう)学(がく): algebra (as an academic field)
  • 代数(だいすう)の問題(もんだい): algebra problem

EDUCATION CONTEXT:
Algebra is studied from 中学校(ちゅうがっこう) (junior high) onward. 線形(せんけい)代数(だいすう) (linear algebra) is a standard 大学(だいがく) (university) course.

RELATED MATH BRANCHES:

  • 幾何(きか): geometry
  • 微分(びぶん): differentiation / calculus
  • 積分(せきぶん): integration
  • 数学(すうがく): mathematics (general term)
general
Added 2026.1.16 11:32 · Revised 2026.2.16 16:05
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