![](dotnetdiagramimages/GrapeCity_CalcEngine_GrapeCity_CalcEngine_Expression.png)
'Declaration Public MustInherit Class Expression
'Usage Dim instance As Expression
public abstract class Expression
System.Object
GrapeCity.CalcEngine.Expression
GrapeCity.CalcEngine.BinaryOperatorExpression
GrapeCity.CalcEngine.UnaryOperatorExpression