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factorial

/fækˈtɔː.ri.əl/

翻译: 与数学运算(阶乘)有关的;更广泛地说,描述涉及因素或乘法关系的事物。, 数学术语,指从1到给定正整数的所有整数的乘积,常用于组合数学、概率论和代数中。

2 个条目

adjective

/fækˈtɔː.ri.əl/C2formalscientific
  • zh与数学运算(阶乘)有关的;更广泛地说,描述涉及因素或乘法关系的事物。

Relating to a mathematical operation (factorial) or, in a broader sense, describing something that involves a factor or multiplicative relationship.

  1. Relating to factorialsC1formal

    Pertaining to the mathematical operation of multiplying a number by all positive integers less than it.

    zh阶乘的

    • The factorial function is used in combinatorics.
    • We studied factorial notation in algebra class.
    • The factorial growth of the sequence was surprising.
词形
  • more factorial comparative form
  • most factorial superlative form

noun

/fækˈtɔː.ri.əl/B2formalscientific
  • zh数学术语,指从1到给定正整数的所有整数的乘积,常用于组合数学、概率论和代数中。

A mathematical term referring to the product of all positive integers from 1 up to a given integer, commonly used in combinatorics, probability, and algebra.

  1. Mathematical productC1formal

    The product of all positive integers from 1 up to and including a given integer, denoted by the symbol !.

    zh数学乘积

    • The factorial of 5 is 120, because 5! = 5 × 4 × 3 × 2 × 1.
    • In combinatorics, factorials are used to calculate permutations.
    • The factorial function grows very quickly as the input increases.
词形
  • factorials plural form
  • factorials' possessive plural form
  • factorial's possessive singular form