A library for generating random formulas.
use {
lib_xalg::{
formula::{NeedBrackets::False, OperatorFlag, OperatorFlag::*},
generate,
},
std::collections::HashSet,
};
let hashset = [Add, Sub, Mul, Div, Pow].iter().copied().collect::<HashSet<OperatorFlag>>();
generate(5, 3, 3, &hashset).unwrap().export(False);