Before revision: Williams (c. 1930 – 29 September 2012) was a computer scientist best known for inventing heapsort and the binary heap data structure in 1963 while working for Elliot Bros. (London) Ltd.
After revision: (Bill)Williams (c. 1930 – 29 September 2012) was a computer scientist best known for inventing heapsort and the binary heap data structure in 1963 while working for Elliot Bros. (London) Ltd.