List of observations named after people
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This is a list of observations named after people (eponymous observations). For other lists of eponyms, see eponym.
- Benford's law – In any collection of statistics, a given statistic has roughly a thirty percent chance of starting with the digit one.
- Duverger's law – Winner-take-all electoral systems tend to create a two party system, while proportional representation tends to create a multiple party system. Named after Maurice Duverger.
- Grimm's law – Explains correspondence between some consonants in Germanic languages vs. other Indo-European languages. Discovered by Jacob Grimm, one of the Brothers Grimm.
- Hotelling's law – Under some conditions, it is rational for competitors to make their products as nearly identical as possible.
- Little's law – The average number of customers in a stable system (over some time interval) is equal to their average arrival rate, multiplied by their average time in the system. The law was named for John Little.
- Metcalfe's law – In network theory, the value of a system grows as approximately the square of the number of users of the system. Framed by Robert Metcalfe.
- Moore's law – The complexity of integrated circuits doubles every eighteen months. Outlined in 1965 by Gordon Moore, co-founder of the Intel Corporation.
- Poisson's law of large numbers РFor independent random variables with a common distribution, the average value for a sample tends to the mean as sample size increases. Named after Sim̩on-Denis Poisson.
- Reed's law – David P. Reed The utility of large networks, particularly social networks, scales exponentially with the size of the network.
- Reilly's law – People generally patronize the largest mall in the area.
- Zipf's law – For many different kinds of things, their frequency is observed to be approximately inversely proportional to their rank order.