Recursion - PowerPoint PPT Presentation
Title:
Recursion
Description:
A Scheme program to compute factorials is (define (fact x) if (= x 0) 1 (* x (fact (- x 1)))) Also recursive. Here is one to do powers. X^N (define (power x n) ... – PowerPoint PPT presentation
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Title: Recursion
1
Recursion
- A Scheme program to compute factorials is?
- (define (fact x)
- if ( x 0)
- 1
- ( x (fact (- x 1))))
2
Also recursive
- Here is one to do powers?
- XN
- (define (power x n)
- (if ( n 0)
- 1
- ( x (power x (- n 1)))))
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