Function black_scholes::put_iv_guess
source · pub fn put_iv_guess(
price: f64,
s: f64,
k: f64,
rate: f64,
maturity: f64,
initial_guess: f64
) -> Result<f64, f64>
Expand description
Returns implied volatility from a put option with initial guess
Examples
let price = 0.3;
let stock = 5.0;
let strike = 4.5;
let rate = 0.05;
let maturity = 1.0;
let initial_guess = 0.3;
let iv = black_scholes::put_iv_guess(
price, stock, strike, rate,
maturity, initial_guess
).unwrap();