The black scholes calculator helps one to calculate basic Black-Scholes value for stock options. More information about the black scholes calculator can be found on the MyStockOptions website.

The related link gives you an Excel spreadsheet with the solution of the Black-Scholes equation

The Black Scholes model is a financial theory developed in 1973. It is used to determine the fair trading price of stock options. It's creators were Fisher Black, Robert Merton, and Myron Scholes.

The black scholes equation is a boundary value problem which requires a terminal value condition (i.e. a known value at at known expiry date). As an American option can be excersised at any given time it must be modeled by a free boundary problem, which requires further analysis beyond the standard black scholes equations. You can however use Black scholes on other options eg. Asian

The cast of The Black Scholes Conspiracy - 2012 includes: Nick Ashdon as Sam Walziak Shelley Draper as Aimee Walziak Anjli Mohindra as Dee