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fixing sigma calc on empty period.

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This commit is contained in:
Will Charczuk 2016-07-18 17:02:14 -07:00
parent 6afff9b23b
commit f3a6eb0960
1 changed files with 1 additions and 1 deletions
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2
ema_series.go
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@ -45,7 +45,7 @@ func (ema EMASeries) Len() int {
// GetSigma returns the smoothing factor for the serise.
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.