Code shared from the Rust Playground

playground.rs

fn main() {
    // The Golden Ratio is (1 + sqrt(5)) / 2
    let five = 5.0f64;

    // --- Floating-Point Types (Accurate Representation) ---
    // f64: Double-precision floating point (default and most precise)
    let phi_f64: f64 = (1.0 + five.sqrt()) / 2.0;

    // f32: Single-precision floating point (less precision)
    let phi_f32: f32 = (1.0f32 + (5.0f32).sqrt()) / 2.0f32;

    // Print the results
    println!("⭐ Golden Ratio: (1 + sqrt(5)) / 2 ⭐");
    println!("--- Floating-Point Types (Accurate) ---");
    println!("f64: {}", phi_f64);
    println!("f32: {}", phi_f32);
}