irrational number
US /ɪˈræʃ.ən.əl ˈnʌm.bɚ/
UK /ɪˈræʃ.ən.əl ˈnʌm.bə/
名詞
無理數
a real number that cannot be expressed as a ratio of two integers and has a non-repeating, infinite decimal expansion
範例:
•
The square root of two is a famous irrational number.
2的平方根是一個著名的無理數。
•
Pi is an irrational number, meaning its decimals go on forever without a pattern.
圓周率是一個無理數，這意味著 code 它的小數部分會無限不循環地延續下去。