Last Updated
：2026/01/08
逆関数
Hiragana
ぎゃくかんすう
Noun
Japanese Meaning
ある写像や関数に対して、その対応関係を逆向きにしたときに得られる関数。元の関数が一対一対応であるときに定義される。 / 入力と出力の役割を入れ替え、もとの関数の値から、もとの入力値を求めることができる関数。
Easy Japanese Meaning
ある計算のこたえから、もとの数を出すためのはんたいの計算。
Chinese (Simplified) Meaning
反函数；与给定函数互为逆的函数 / 将函数的输出映回输入，使复合为恒等映射的函数
Chinese (Traditional) Meaning
與某函數互為逆的函數 / 能將原函數的輸出還原為輸入的函數
Korean Meaning
어떤 함수의 입력과 출력을 뒤바꾼 함수 / 주어진 함수와 합성하면 항등함수가 되는 함수
Indonesian
fungsi invers / fungsi kebalikan / fungsi balikan
Vietnamese Meaning
hàm ngược / hàm số ngược / hàm nghịch đảo
Tagalog Meaning
punsiyong kabaligtaran ng isang punsiyon / baliktarang punsiyon / baligtarang tungkulin
Sense（1）
(mathematics) inverse function
（ canonical ）
（ romanization ）
（ hiragana ）
Quizzes for review
See correct answer
逆関数
See correct answer
In order to find the inverse function, you need to solve the original function's equation for x and y.
In order to find the inverse function, you need to solve the original function's equation for x and y.
See correct answer
逆関数を求めるためには、元の関数の式をxとyで解く必要があります。
Japanese - English
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