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28
2013 HMMT Guts #28: Sum of Sums of Series
2013 HMMT Guts #28: Sum of Sums of Series
Source:
March 26, 2013
HMMT
ratio
geometric series
Problem Statement
Let
z
0
+
z
1
+
z
2
+
⋯
z_0+z_1+z_2+\cdots
z
0
+
z
1
+
z
2
+
⋯
be an infinite complex geometric series such that
z
0
=
1
z_0=1
z
0
=
1
and
z
2013
=
1
201
3
2013
z_{2013}=\dfrac 1{2013^{2013}}
z
2013
=
201
3
2013
1
. Find the sum of all possible sums of this series.
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