Other Functions

When working with formulas one can use predefined functions listed in the table below:

Name	Brief description
Combine	It returns the combined series consisting of the source series on the sample period and calculated forecast on the forecasting period.
Estimate	It returns estimated constant value.
GetValueByDate	It returns series value on the specified date.
IsSeriesEmpty	It returns whether series is empty.
None	It returns whether the constant is not used.
Pi	It returns the Pi mathematical constant.
SetPeriod	It sets period by specified dates.