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Robert Fountain (born in 1969) is a British mental calculator. He won the first Mental Calculation World Cup in 2004 and the second Mental Calculation World Cup in 2006. [1] [2] [3] In 1999 he was recognised by the Mind Sports Organisation as the first Grandmaster of Mental Calculation. Fountain was inspired to take up mental calculation as a ...
A mental calculator or human calculator is a person with a prodigious ability in some area of mental calculation (such as adding, subtracting, multiplying or dividing large numbers). In 2005, a group of researchers led by Michael W. O'Boyle, an American psychologist previously working in Australia and now at Texas Tech University , has used MRI ...
Mental calculation consists of arithmetical calculations using only the human brain, with no help from any supplies (such as pencil and paper) or devices such as a calculator. People may use mental calculation when computing tools are not available, when it is faster than other means of calculation (such as conventional educational institution ...
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Thomas Fuller (1710 – December 1790), also known as "Negro Demus" and the "Virginia Calculator", was an enslaved African renowned for his mathematical abilities. [ 1 ] History
Salo Finkelstein (born 1896 or 1897, date of death unknown) was a mental calculator. He was born in Łódź (then within the Russian Empire , now in Poland ) to a Jewish family. While at school he was above average in mathematics, and discovered his calculating abilities as well as his faculty in memorizing numbers.
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Alexander C. Aitken FRS FRSE FRSL FRSNZ Born (1895-04-01) 1 April 1895 Dunedin, New Zealand Died 3 November 1967 (1967-11-03) (aged 72) Edinburgh, Scotland Nationality New Zealander Alma mater University of Edinburgh University of Otago Known for Aitken's array Aitken's delta-squared process Aitken interpolation Spouse Winifred Betts Awards Fellow of the Royal Society Scientific career Fields ...