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Tribute to Computer Scientist Tony Hoare and His Major Contributions to the Field

By

benhoyt

2mo ago· 37 min readenInsight

Summary

This article is a tribute to the late computer scientist Tony Hoare (C.A.R. Hoare), who passed away at age 92. It summarizes his major contributions to computer science, including the development of Quicksort algorithm, Hoare logic for program verification, the concept of null references (which he later called his "billion-dollar mistake"), CSP (Communicating Sequential Processes) for concurrency, and his work on formal methods and program correctness. The article reflects on his career, personality, and lasting impact on the field of computer science.

Key quotes

· 3 pulled
Had they included just one of Tony Hoare's major achievements, many scientific careers would be considered prestigious enough.
His had a long list, which I am going to try to summarize, not pretending to get anywhere close to exhaustiveness, on the sad occasion of his passing away last week at the age of 92.
I will talk about the personality of C.A.R. Hoare, more recently Professor Sir Tony Hoare.
Snippet from the RSS feed
Tony Hoare at the LASER summer school, September 2007 (All photographs in this article are by the author) Had they included just one of Tony Hoare’s major achievements, many scientific careers would be considered prestigious enough. His had a long list, w

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