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Mie scattering — Monostatic radar cross section [RCS] of a perfectly conducting metal sphere as a function of frequency (calculated by Mie theory). In the low frequency Rayleigh scattering limit where the circumference is less than the wavelength, the normalized… … Wikipedia
probability theory — Math., Statistics. the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Cf. probability (def. 4). [1830 40] * * * Branch of mathematics that deals with analysis of random events.… … Universalium
Central limit theorem — This figure demonstrates the central limit theorem. The sample means are generated using a random number generator, which draws numbers between 1 and 100 from a uniform probability distribution. It illustrates that increasing sample sizes result… … Wikipedia
Student's t-test — A t test is any statistical hypothesis test in which the test statistic follows a Student s t distribution if the null hypothesis is supported. It is most commonly applied when the test statistic would follow a normal distribution if the value of … Wikipedia
No free lunch in search and optimization — This article is about mathematical analysis of computing. For associated folklore, see No free lunch theorem. The problem is to rapidly find a solution among candidates a, b, and c that is as good as any other, where goodness is either 0 or 1.… … Wikipedia
Van der Waerden's theorem — is a theorem of the branch of mathematics called Ramsey theory. The theorem is about the basic structure of the integers. It is named for Dutch mathematician B. L. van der Waerden. [B.L. van der Waerden, Beweis einer Baudetschen Vermutung , Nieuw … Wikipedia
Romance languages — Romance Geographic distribution: Originally Southern Europe and parts of Africa; now also Latin America, Canada, parts of Lebanon and much of Western Africa Linguistic classification: Indo European Italic … Wikipedia
Kyūdō — ).It is estimated that there are approximately half a million practitioners of kyūdō today.HistoryThe beginning of archery in Japan is, as elsewhere, pre historical. The first molded metal images with distinct Japanese asymmetrical longbow are… … Wikipedia
Order statistic — Probability distributions for the n = 5 order statistics of an exponential distribution with θ = 3 In statistics, the kth order statistic of a statistical sample is equal to its kth smallest value. Together with rank statistics, order statistics… … Wikipedia
Enigma machine — Military Enigma machine … Wikipedia
Normal distribution — This article is about the univariate normal distribution. For normally distributed vectors, see Multivariate normal distribution. Probability density function The red line is the standard normal distribution Cumulative distribution function … Wikipedia
