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Arnold's Trivium
1991 Arnold's Trivium
49
Problem 49
Problem 49
Source:
July 1, 2010
Problem Statement
Calculate
∮
∣
z
∣
=
2
d
z
1
+
z
10
\oint_{|z|=2}\frac{dz}{\sqrt{1+z^{10}}}
∮
∣
z
∣
=
2
1
+
z
10
d
z
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