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Sep 12, 2014 at 20:21 comment added Dirk I suspect that the assumption that the Nummer of new articles and mathematicians is constant is false and guess that both grow superlinearly if not exponentially (at least for the next few years - eventually it may be logistical growth...).
Aug 13, 2014 at 18:16 answer added Per Alexandersson timeline score: 1
Jun 20, 2012 at 11:00 history edited Hao Chen CC BY-SA 3.0
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Jun 20, 2012 at 10:32 comment added Jaakko Seppälä Isn't it Erdős number instead of Erdos number?
Jun 20, 2012 at 10:20 comment added Joseph O'Rourke A related MO question, with references: "The diameter of the Erdös component of the collaboration graph" mathoverflow.net/questions/45586
Jun 20, 2012 at 10:07 comment added Alexander Chervov We can ask the same about "mathoverflow number" (and the answer can be much more easy to check in practice). I mean let say two users of MO are "coauthors" in they contribute to the same question. Let us select one user (some one like Erdos e.g. some one who have many coauthors) and form the "mathoverflow number" as distance to this user. Then we can ask the same question and actually more - does the evolution depends on the initial user ? Does the distribution depends on the initial user ? How much statistics we need to get stable results ?
Jun 20, 2012 at 9:53 comment added Alexander Chervov PS Good question. I somewhat envy that it did not come to my mind :):) (Joking). I always keep in my mind the question what kind mathemetically precise questions we ask about social networks ? That is one of them.
Jun 20, 2012 at 9:30 history edited Hao Chen CC BY-SA 3.0
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Jun 20, 2012 at 9:23 comment added Hao Chen agree. updated.
Jun 20, 2012 at 9:22 history edited Hao Chen CC BY-SA 3.0
added 11 characters in body; edited title; added 1 characters in body; added 4 characters in body; deleted 2 characters in body
Jun 20, 2012 at 9:13 comment added Alexander Chervov I would reformulate the question like this: how to build the model such that it will fit real data ? (It is difficult but theoretically possible to get actual value of E(n,t) from real world. It would be nice then to compare it with theory).
Jun 20, 2012 at 9:06 history edited Hao Chen CC BY-SA 3.0
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Jun 20, 2012 at 9:01 history asked Hao Chen CC BY-SA 3.0