MQL5 ReferenceStandard LibraryMathematicsFuzzy LogicMembership functionsCGeneralizedBellShapedMembershipFunctionB ABCGetValue B (Get method) Gets the membership function slope ratio. double B() Return Value Slope ratio value. B (Set method) Sets the membership function slope ratio. void B( const double b // slope ratio value ) Parameters b [in] Membership function slope ratio. A C