無む理り数すう

noun

irrational number

A real number that cannot be expressed as a simple fraction. Used in mathematics.

• √2は無む理り数すうです。

  √2 is an irrational number.

• 無む理り数すうは分ぶん数すうで表あらわせない数かずです。

  Irrational numbers are numbers that cannot be expressed as fractions.