Definitions for factorialfækˈtɔr i əl, -ˈtoʊr-
Random House Webster's College Dictionary
fac•to•ri•alfækˈtɔr i əl, -ˈtoʊr-(n.)
the product of a given positive integer multiplied by all lesser positive integers: The quantity four factorial (4!) = 4 ∙ 3 ∙ 2 ∙ 1 = 24.Symbol: n!, where n is the given integer.
(adj.)of or pertaining to factors or factorials.
of or pertaining to a factor or a factory.
Origin of factorial:
the product of all the integers up to and including a given integer
"1, 2, 6, 24, and 120 are factorials"
of or relating to factorials
The result of multiplying a given number of consecutive integers from 1 to the given number. In equations, it is symbolized by an exclamation mark (!). For example, 5! = 1 * 2 * 3 * 4 * 5 = 120.
Of or pertaining to a factor or factorial.
Of or pertaining to a factor.
Of or pertaining to a factory.
of or pertaining to a factory
related to factorials
a name given to the factors of a continued product when the former are derivable from one and the same function F(x) by successively imparting a constant increment or decrement h to the independent variable. Thus the product F(x).F(x + h).F(x + 2h) . . . F[x + (n-1)h] is called a factorial term, and its several factors take the name of factorials
the product of the consecutive numbers from unity up to any given number