Computes square root in Python SQRT. GitHub Gist: instantly share code, notes, and snippets. ... <看更多>

You can either import the whole package as import math and do math.sqrt(81) . But since you only need sqrt() function from math, ... ... <看更多>

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math.sqrt(x) 比 math.pow(x, 0.5) 或 x ** 0.5 *快，*但結果的精度是相同的。 cmath 模組與 math 模組非常相似，除了它可以計算複數並且其所有結果都 ... ... <看更多>

... Python interprets -1**0.5 as -(1**0.5) , not (-1)**0.5 . Then I guessed that there might be a square-root function called sqrt() : this ... ... <看更多>