// math_utils.vr — a small utility library for the import example

fn add(a, b) {
	return a + b
}

fn multiply(a, b) {
	return a * b
}

fn factorial(n) {
	if n <= 1 {
		return 1
	}
	return n * factorial(n - 1)
}

fn fibonacci(n) {
	if n <= 1 {
		return n
	}
	return fibonacci(n - 1) + fibonacci(n - 2)
}