arch.univariate.EGARCH.bounds¶ EGARCH.bounds(resids: ndarray[tuple[int], dtype[float64]] | Series) → list[tuple[float, float]][source]¶ Returns bounds for parameters Parameters:¶ resids: ndarray[tuple[int], dtype[float64]] | Series¶Vector of (approximate) residuals Returns:¶ bounds – List of bounds where each element is (lower, upper). Return type:¶ list[tuple[float,float]]