fixing sigma calc on empty period.

This commit is contained in:
Will Charczuk 2016-07-18 17:02:14 -07:00
parent 6afff9b23b
commit f3a6eb0960

View file

@ -45,7 +45,7 @@ func (ema EMASeries) Len() int {
// GetSigma returns the smoothing factor for the serise. // GetSigma returns the smoothing factor for the serise.
func (ema EMASeries) GetSigma() float64 { func (ema EMASeries) GetSigma() float64 {
return 2.0 / (float64(ema.Period) + 1) return 2.0 / (float64(ema.GetPeriod()) + 1)
} }
// GetValue gets a value at a given index. // GetValue gets a value at a given index.