Alternative title: Study shows we all gravitate to each other
m1 m2
p(r) = G -----
r^2
where p(r) is a probability of a social link between two specific individuals with a distance r between them and m1, m2 their individual susceptibilities of being linked.
http://arxiv.org/ftp/arxiv/papers/0906/0906.3202.pdf
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Alternative title: Study shows we all gravitate to each other
where p(r) is a probability of a social link between two specific individuals with a distance r between them and m1, m2 their individual susceptibilities of being linked. http://arxiv.org/ftp/arxiv/papers/0906/0906.3202.pdf"Gravity" laws are actually common in many real case scenarios (like transportation networks, etc).