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
百科解释
In mathematics, the factorial of a non-negative integer n, denoted by n!, is the product of all positive integers less than or equal to n.
详细百科解释
其他语种释义
factorialとは意味:{名?形} : 《数学》階乗{かいじょう}(の) 6 is the factorial of 3. -------------------------------------------------------------------------------- 【発音】faekto':riэl、【分節】fac?to?ri?al