Introduction

Please translate the introduction page here from book/README.md

Edit this page on GitHub
Contributors: Ibraheem Ahmed, Eli Flanagan, Jonathan Turner, ibraheemdev, R. Mark Volkmann, Mark Volkmann, JT, Fernando Herrera, Andrés N. Robalino, Reilly Wood, rgwood, jntrnr, Jakub Žádník, fdncred, Evan Platzer, Justin Ma