In this section we describe some rudiments of the mathematics of social choice, a topic studied by economists, political scientists, mathematicians, and computer scientists. The fundamental question in this area is how best to aggregate the opinions of many agents. Examples where this problem arises include citizens voting in an election, committees deciding on [...]

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Chin Ho Lee: "(The error will be proportional to \sum_i (||X_i||^3 + ||Y_...Avishay Yanay: In the equation of theorem 9, the sum limits are $S\subseteq...Avishay Yanay: #16 What is z^T?F. Mann: The Noise Stability of constant functions have NS=0, as it i...Chin Ho Lee: In Example 42, the first Sel(x_1, x_2, x_2) should be Sel(x_...jake wellens: In Ex. 31 (b), I think we should replace $1/M$ by something ...Grigory Yaroslavtsev: Nice, hope you enjoyed your visit :)