recursion background

recursion

/ɹɪˈkɜːrʒən/ /riˈkɜːrʒən/

Illustration recursion - Image 1

noun

递归，循环。

The act of recurring.

Examples :

"The child's constant questioning was a perfect example of recursion; each answer only led to another, similar question. "

这个孩子不停地提问就是一个完美的递归例子；每一个回答都只会引出另一个相似的问题。

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Illustration recursion - Image 1

noun

递归，循环定义

The act of defining an object (usually a function) in terms of that object itself.

Examples :

"n! = n × (n − 1)! (for n > 0) or 1 (for n = 0) defines the factorial function using recursion."

n! = n × (n − 1)! (当 n > 0 时) 或 1 (当 n = 0 时) 这个公式用递归的方式定义了阶乘函数。

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Illustration recursion - Image 1

noun

递归，循环调用

The invocation of a procedure from within itself.

Examples :

"This function uses recursion to compute factorials."

这个函数使用递归来计算阶乘。

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