Prominent logician and mathematician. He worked on an IBM704 computer that proved hundreds of Principia Mathematica logic theorems in nine minutes.
He obtained his degree in mathematics at National Southwestern Associated University.
He was the creator of Wang tiles. He was awarded the very first Milestone Prize for Automated Theorem-Proving from the International Joint Conference on Artificial Intelligence in 1983.
He married Han Tierney in 1952 and they had three children and two grandchildren.
His computer program proved many of the Principia Mathematica theorems first posited by Bertrand Russell and Alfred North Whitehead.