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Random number

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Random numbers are sequences of real numbers generated either as physical data obtained from a random experiment or as computer output obtained from a deterministic program.


Random number may refer to:


Some of the extensively quoted definitions of random numbers are[1]

   A sequence of numbers is random if it has every property that is shared by all infinite sequences of independent samples of random variables from the uniform distribution. (J. M. Franklin)
   A random sequence is a vague notion embodying the ideas of a sequence in which each term is unpredictable to the uninitiated and whose digits pass a certain numbers of tests, traditional with statisticians and depending somewhat on the uses to which the sequence is to be put. (D. H. Lehmer)


1. D. E. Knuth: The Art of Computer Programming, Addison-Wesley, Reading, MA, 1969.