method

denominator

v1_9_3_125 - Show latest stable - Class: Rational
denominator()
public

Returns the denominator (always positive).

For example:

Rational(7).denominator             #=> 1
Rational(7, 1).denominator          #=> 1
Rational(9, -4).denominator         #=> 4
Rational(-2, -10).denominator       #=> 5
rat.numerator.gcd(rat.denominator)  #=> 1