![](dotnetdiagramimages/C1_Win_FinancialChart_4_5_2_C1_Win_Chart_Finance_FibonacciExtension.png)
'Declaration
Public MustInherit Class FibonacciExtension Inherits C1.Win.Chart.Series
public abstract class FibonacciExtension : C1.Win.Chart.Series
System.Object
C1.Chart.SeriesBase
C1.Win.Chart.Series
C1.Win.Chart.Finance.FibonacciExtension
C1.Win.Chart.Finance.FibonacciArcs
C1.Win.Chart.Finance.FibonacciFans
C1.Win.Chart.Finance.FibonacciTimeZones