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vctr
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Prove that the sum of convex functions is again convex.
Jul 22, 2015
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Use the Minkowski inequality to show that, for each given location $(a_i , b_i )$, $d_i(x, y) = \sqrt{(x-a_i )^2+(y-b_i)^2}$ is convex.
Jul 22, 2015

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How to perform a Sidekiq callback when a group of workers are complete