#### History of Idiom 31 > diff from v5 to v6

Edit summary for version 6 :

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#### Version 5

2015-08-01, 17:28:07

#### Version 6

2015-08-19, 17:21:52

# Idiom #31 Recursive factorial (simple)

Create recursive function f which returns the factorial of non-negative integer i, calculated from f(i-1)

# Idiom #31 Recursive factorial (simple)

Create recursive function f which returns the factorial of non-negative integer i, calculated from f(i-1)

##### Code

fn f(n: u32) -> u32 { if n < 2 { 1 } else { n * f(n - 1) } }