factorial sum
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Factorial — n n! 0 1 1 1 2 2 3 6 4 24 5 120 6 720 7 … Wikipedia
Factorial code — Most real world data sets consist of data vectors whose individual components are not statistically independent, that is, they are redundant in the statistical sense. Then it is desirable to create a factorial code of the data, i. e., a new… … Wikipedia
Alternating factorial — In mathematics, an alternating factorial is the absolute value of the alternating sum of the first n factorials. This is the same as their sum, with the odd indexed factorials multiplied by −1 if n is even, and the even indexed factorials… … Wikipedia
Exponential factorial — An exponential factorial is a positive integer n raised to the power of n 1, which in turn is raised to the power of n 2, and so on and so forth, that is, n^{(n 1)^{(n 2) dots . The exponential factorial can also be defined with the recurrence… … Wikipedia
List of mathematical series — This list of mathematical series contains formulae for finite and infinite sums. It can be used in conjunction with other tools for evaluating sums.ums of powers*sum {i=1}^n i = frac{n(n+1)}{2} *sum {i=1}^n i^2 = frac{n(n+1)(2n+1)}{6} =… … Wikipedia
Binomial coefficient — The binomial coefficients can be arranged to form Pascal s triangle. In mathematics, binomial coefficients are a family of positive integers that occur as coefficients in the binomial theorem. They are indexed by two nonnegative integers; the… … Wikipedia
Bernoulli number — In mathematics, the Bernoulli numbers Bn are a sequence of rational numbers with deep connections to number theory. They are closely related to the values of the Riemann zeta function at negative integers. There are several conventions for… … Wikipedia
Validez (psicometría) — En el campo de la psicometría, la validez es un concepto que hace referencia a la capacidad de un instrumento de medición para cuantificar de forma significativa y adecuada el rasgo para cuya medición ha sido diseñado. De esta forma, un… … Wikipedia Español
Prime number — Prime redirects here. For other uses, see Prime (disambiguation). A prime number (or a prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. A natural number greater than 1 that is not a prime number is… … Wikipedia
For loop — In computer science a for loop is a programming language statement which allows code to be repeatedly executed. A for loop is classified as an iteration statement.Unlike many other kinds of loops, such as the while loop, the for loop is often… … Wikipedia
statistics — /steuh tis tiks/, n. 1. (used with a sing. v.) the science that deals with the collection, classification, analysis, and interpretation of numerical facts or data, and that, by use of mathematical theories of probability, imposes order and… … Universalium
