[gview file=”http://www.billtoole.net/wordpress/wp-content/uploads/2016/05/Surreal_number_tree.svg”]
By Lukáš Lánský If you want to help me create some nicer or more accurate version of this image, see Python code that generates it. I welcome pull requests. – Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=19134117