IIndicatorsiKeltner Method

Function iKeltner ( 
	sessionIndex As Integer,
	symbol As String,
	timeframe As TimeFrame,
	mode As KeltnerMode,
	Optional emaPeriods As Integer = 20,
	Optional multiplier As Double = 2,
	Optional atrPeriods As Integer = 10
) As List(Of Double?)

List<Nullable<double>>^ iKeltner(
	int sessionIndex, 
	String^ symbol, 
	TimeFrame timeframe, 
	KeltnerMode mode, 
	int emaPeriods = 20, 
	double multiplier = 2, 
	int atrPeriods = 10
)

abstract iKeltner : 
        sessionIndex : int * 
        symbol : string * 
        timeframe : TimeFrame * 
        mode : KeltnerMode * 
        ?emaPeriods : int * 
        ?multiplier : float * 
        ?atrPeriods : int 
(* Defaults:
        let _emaPeriods = defaultArg emaPeriods 20
        let _multiplier = defaultArg multiplier 2
        let _atrPeriods = defaultArg atrPeriods 10
*)
-> List<Nullable<float>>