https://nautil.us/claude-shannon-the-las-vegas-cheat-6397
J. Doyne Farmer and Norman Packard from UC Santa Cruz also developed one in the late 70s as part of a group called The Eudaemons.
http://physics.ucsc.edu/people/eudaemons/layout.html
https://archive.org/details/breaking-vegas-s-1-e-08-beat-the...
Worth mentioning the book, entitled "The Eudaemonic Pie: The Bizarre True Story of How a Band of Physicists and Computer Wizards Took On Las Vegas".
https://archive.org/details/breaking-vegas-s-1-e-08-beat-the...