Time series funtions

This section explains how to use time series functions in APL.

The table summarizes the time series functions available in APL.

Function	Description
series_abs	Returns the absolute value of a series.
series_acos	Returns the inverse cosine (arccos) of a series.
series_asin	Returns the inverse sine (arcsin) of a series.
series_atan	Returns the inverse tangent (arctan) of a series.
series_cos	Returns the cosine of a series.
series_greater	Returns the elements of a series that are greater than a specified value.
series_greater_equals	Returns the elements of a series that are greater than or equal to a specified value.
series_iir	Applies an Infinite Impulse Response filter to a series.
series_less	Returns the elements of a series that are less than a specified value.
series_less_equals	Returns the elements of a series that are less than or equal to a specified value.
series_log	Returns the natural logarithm of each element in a series.
series_magnitude	Calculates the Euclidean norm (magnitude) of a series.
series_max	Returns the maximum value from a series.
series_min	Returns the minimum value from a series.
series_multiply	Performs element-wise multiplication of two series.
series_not_equals	Returns the elements of a series that aren’t equal to a specified value.
series_pearson_correlation	Calculates the Pearson correlation coefficient between two series.
series_pow	Raises each element in a series to a specified power.
series_sign	Returns the sign of each element in a series.
series_sin	Returns the sine of a series.
series_stats	Computes comprehensive statistical measures for a series.
series_stats_dynamic	Computes statistical measures and returns them in a dynamic object format.
series_subtract	Performs element-wise subtraction between two series.
series_sum	Returns the sum of a series.
series_tan	Returns the tangent of a series.