John Machin (bapt. c. 1686 – June 9, 1751) was a professor of astronomy at Gresham College, London. He is best known for developing a quickly converging...
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John Machin (1624–1664), was an English nonconformist priest. Machin was born at Seabridge, in the parish of Stoke-upon-Trent, Staffordshire, on 2 Oct...
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are from the "ready pen of the truly ingenious Mr. John Machin", leading to speculation that Machin may have employed the Greek letter before Jones. Jones'...
146 KB (17,390 words) - 14:59, 17 August 2024
British football player Henry Machin (1832–1918), Quebec bureaucrat John Machin (1680–1751), British mathematician Mel Machin (born 1945), British football...
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a circle) to a large number of digits. They are generalizations of John Machin's formula from 1706: π 4 = 4 arctan 1 5 − arctan 1 239 {\displaystyle...
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Brook Taylor (category Alumni of St John's College, Cambridge)
LL.B. in 1709 and LL.D. in 1714. Taylor studied mathematics under John Machin and John Keill, leading to Taylor obtaining a solution to the problem of "center...
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Approximations of π (section Machin-like formula)
(}{\frac {8}{7}}\cdot {\frac {8}{9}}{\Big )}\cdot \;\cdots } In 1706, John Machin used Gregory's series (the Taylor series for arctangent) and the identity...
87 KB (12,455 words) - 11:31, 15 August 2024
Buckley Machin (21 October 1901 – 20 June 1963) was an English-born Australian politician. He was born in Worksop in Nottinghamshire to coal miner John Machin...
2 KB (162 words) - 20:49, 1 June 2022
Smith, E. A. (1999). George IV. Yale University Press. ISBN 0-300-07685-1. Machin, G. I. T. (1964). The Catholic Question in English Politics 1820 to 1830...
60 KB (6,603 words) - 01:21, 4 August 2024
mathematicians used additional correction terms to speed convergence. John Machin (1706) expressed 1 4 π {\displaystyle {\tfrac {1}{4}}\pi } as a sum...
17 KB (2,374 words) - 07:22, 19 May 2024