Four degrees of separation
Proceedings of the 3rd Annual ACM Web Science Conference, pp. 33-42, 2012.
Frigyes Karinthy, in his 1929 short story "Láncszemek" (in English, "Chains") suggested that any two persons are distanced by at most six friendship links.1 Stanley Milgram in his famous experiments challenged people to route postcards to a fixed recipient by passing them only through direct acquaintances. Milgram found that the average n...More
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