to_r -> Rational[permalink][rdoc][edit]-
selfを Rational に変換します。p 1.to_r # => (1/1) p (1<<64).to_r # => (18446744073709551616/1)
to_r -> Rational[permalink][rdoc][edit]
self を Rational に変換します。
p 1.to_r # => (1/1)
p (1<<64).to_r # => (18446744073709551616/1)