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End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →

instance method

Integer#rationalize

int.rationalize([eps]) → rational

Returns the value as a rational. The optional argument eps is always ignored.

See also #prime_division #remainder #prime? #round also in 4.1 · 4.0 · 3.4 · 3.3 · 3.2 · 3.1