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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
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Task/Nth-root/Ruby/nth-root.rb Normal file
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def nthroot(n, a, precision = 1e-5)
x = Float(a)
begin
prev = x
x = ((n - 1) * prev + a / (prev ** (n - 1))) / n
end while (prev - x).abs > precision
x
end
p nthroot(5,34) # => 2.02439745849989