MQL5 ReferenceStandard LibraryMathematicsFuzzy LogicMembership functionsCProductTwoSigmoidalMembershipFunctionsA2 A1A2C1C2GetValue A2 (Get method) Gets the second membership function slope ratio. double A2() Return Value The second membership function slope ratio. A2 (Set method) Sets the second membership function slope ratio. void A2( const double a2 // the second membership function slope ratio ) Parameters a2 [in] The second membership function slope ratio. A1 C1