Last Updated：2025/11/21

(mathematics) The horizontal line in the complex plane, every point on which corresponds to a real number

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real axis

Source Word

real axis

Noun

(mathematics) The horizontal line in the complex plane, every point on which corresponds to a real number

Japanese Meaning

複素平面において、水平な直線であり、その上の各点が実数に対応する線（実数軸）

Points on the real axis have zero imaginary part and correspond to real numbers.

複素平面の実軸上の点は虚部がゼロで、実数に対応します。

Sense（1）

(mathematics) The horizontal line in the complex plane, every point on which corresponds to a real number

real axes

（ plural ）