MQL5 ReferenceStandard LibraryMathematicsFuzzy LogicMembership functionsCGeneralizedBellShapedMembershipFunctionGetValue ABCGetValue GetValue Calculates the value of the membership function by a specified argument. double GetValue( const x // membership function argument ) Parameters x [in] Membership function argument. Return Value Membership function value. C CNormalCombinationMembershipFunction