polars.Series.cbrt

Series.cbrt() → Series

计算元素的立方根。

优化为

>>> pl.Series([1, 2]) ** (1.0 / 3)
shape: (2,)
Series: '' [f64]
[
    1.0
    1.259921
]

示例

>>> s = pl.Series([1, 2, 3])
>>> s.cbrt()
shape: (3,)
Series: '' [f64]
[
    1.0
    1.259921
    1.44225
]