(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

What does the following notation mean, assuming that I is a set, and i is a member of the set i, and x is an endowment of a member i, and is a vector?

Assuming x is (1, 2, 3) for each i, and I = {1, 2, 3, 4}

Does mean

(1, 2, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3) ?

2. Relevant equations

3. The attempt at a solution

Googling

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# Homework Help: A notation question

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