question: the active range is - sqrt 3 - sqrt 3 , and sqrt 3 = 1.732050808 concode_field_sep PlaceHolder placeHolder concode_field_sep Vector getGradient concode_elem_sep double getGradient concode_elem_sep TanH getClone concode_elem_sep Real apply concode_elem_sep double apply concode_elem_sep double getUpperActiveRange
target: double function ( ) { return - 1.732050808 ; }