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'''Recursion''' is the repeated application of a procedure or definition through reference to itself.  

'''Recursion''' is the repeated application of a procedure or definition through reference to itself.  

===In Mathematics===

==In Mathematics==

There's a simple procedure for finding out whether a number is divisible by three.  

There's a simple procedure for finding out whether a number is divisible by three.  

===In Computing===

==In Computing==

Recursion is a technique whereby a [[function]], in order to accomplish a task, calls itself to accomplish part of the task.

Recursion is a technique whereby a [[function]], in order to accomplish a task, calls itself to accomplish part of the task.

==External links==

==External links==

[http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-00sc-introduction-to-computer-science-and-programming-spring-2011/unit-1/lecture-6-recursion/ Unit on recursion in free online computer science course from MIT.]

* [http://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-00sc-introduction-to-computer-science-and-programming-spring-2011/unit-1/lecture-6-recursion/ Unit on recursion in free online computer science course from MIT.]

[[Category:Computer Science]]

[[Category:Computer Science]]

[[category: mathematics]]

[[Category:Mathematics]]