gets the rational value as type double . will cause a divide-by-zero error if the denominator is 0 . concode_field_sep long mNumerator concode_elem_sep long mDenominator concode_field_sep long getNumerator concode_elem_sep boolean equals concode_elem_sep String toString concode_elem_sep long getDenominator
double function ( ) { return mNumerator / ( double ) mDenominator ; }