Harold H. Seward

Harold Herbert Seward
Harold Herbert Seward
Born	July 24, 1930; Rutland, Vermont, United States
Died	June 19, 2012 (aged 81); Arlington, Massachusetts, United States
Alma mater	Norwich University; Massachusetts Institute of Technology;
Known for	Radix sort and Counting sort; Whirlwind Computer;
Spouse	Janet Seward
	Scientific career
Fields	Computer Science
Institutions	MIT Instrumentation Laboratory; MIT Lincoln Laboratory; HH Controls;
Doctoral advisor	Charles W. Adams

Harold H. Seward (July 24, 1930 – June 19, 2012) was a computer scientist, engineer, and inventor. Seward developed the radix sort and counting sort algorithms in 1954 at MIT.^[2] He also worked on the Whirlwind Computer and developed instruments that powered the guidance systems for the Apollo spacecraft and Polaris missile.^[3]^[4]

References

^ "HAROLD H. SEWARD Obituary: View HAROLD SEWARD's Obituary by The Boston Globe". Legacy.com. 2012-06-19. Retrieved 2012-06-30.
^ Huang, Chenn-Jung; Guan, Chih-Tai; Chuang, Yi-Ta. "Enhanced Generic Key-Address Mapping Sort Algorithm" (PDF). p. 2. Archived from the original (PDF) on 5 July 2017. Retrieved 2023-04-20.
^ US patent 3137794, Seward, Harold H., "Directionally Sensitive Light Detector", issued 1964-06-16
^ US patent 3657549, Low, George M.; Seward, Harold H. & Gorstein, Mark et al., "Two-Color Horizon Sensor", issued 1972-04-18

P ≟ NP

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