pandas.core.window.expanding.Expanding.min¶
- Expanding.min(*args, **kwargs)[source]¶
Calculate the expanding minimum.
- Parameters
- **kwargs
Under Review.
- Returns
- Series or DataFrame
Returned object type is determined by the caller of the expanding calculation.
See also
pandas.Series.expandingCalling object with a Series.
pandas.DataFrame.expandingCalling object with a DataFrame.
pandas.Series.minSimilar method for Series.
pandas.DataFrame.minSimilar method for DataFrame.
Examples
Performing a rolling minimum with a window size of 3.
>>> s = pd.Series([4, 3, 5, 2, 6]) >>> s.rolling(3).min() 0 NaN 1 NaN 2 3.0 3 2.0 4 2.0 dtype: float64