public SDVariable hardTanh(String name, SDVariable iX) {
        SDVariable result = functionFactory.hardTanh(iX);
        return updateVariableNameAndReference(result, name);
    }
public SDVariable hardTanh ( String name , SDVariable iX ) { SDVariable result = functionFactory . hardTanh ( iX ) ; return updateVariableNameAndReference ( result , name ) ; }
@param iX
@return