Function log_prices

crates/openquant/tests/structural_breaks.rs:20–22

()

}

fn log_prices() -> Vec<f64> {
    load_close_prices().into_iter().map(|v| v.ln()).collect()
}

fn mean(values: &[f64]) -> f64 {
    values.iter().sum::<f64>() / values.len() as f64