peroxide
macro_rules! rnorm { ( $n:expr, $mean:expr, $sd:expr ) => { ... }; ( $n:expr ) => { ... }; }
R like random normal
extern crate peroxide; use peroxide::*; let a = rnorm!(5, 2, 1); println!("{:?}", a); let b = rnorm!(5); // same as rnorm!(5,0,1) println!("{:?}", b);