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4-liner: calc solution in Clear category for Super Root by przemyslaw.daniel
def super_root(k, err=1e-3, m=__import__('math')):
x, k = m.log(k) + 1, k
while abs(x**x-k) > err: x -= (x**x-k)/((1+m.log(x))*x**x)
return x
May 7, 2017
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