Joseph Raphson
Joseph Raphson | |
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Newton–Raphson method | |
Scientific career | |
Fields | Mathematician |
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Joseph Raphson (c. 1668 – c. 1715) was an
Biography
Very little is known about Raphson's life. Connor and Robertson give his date of birth as 1668 based on a 1691 book review giving his age as 22;[1][2] mathematical historian Florian Cajori preferred dates around 1648–1715.[1] His parents were probably Ruth and James Raphson, in which case he is likely to be a Joseph Raphson baptised at St John the Baptist, Pinner, Middlesex in the 1660s.[1]
Raphson was made a
Raphson's most notable work is Analysis Aequationum Universalis, which was published in 1690. It contains a method, now known as the
Raphson was a staunch supporter of Newton's claim, and not that of
Raphson coined the word
A book by Raphson became a part of the long-running
The lack of sources about Raphson's life and background has been described as surprising. He may have been of Irish descent.[5][9][1]
Notes
- ^ a b c d e f O'Connor, J. J.; Robertson, E. F. "Joseph Raphson". MacTutor. Retrieved 14 March 2022.
- ^ "Reviews of Joseph Raphson's books". MacTutor. Retrieved 14 March 2022.
- ^ College, Jesus. "History". Jesus College University of Cambridge.
- ^ "Ralphson, Joseph (RLF692J)". A Cambridge Alumni Database. University of Cambridge.
- ^ .
- ISBN 978-0-19-923619-0.
- ^ a b "Pantheist Association for Nature - Joseph Raphson". naturepantheist.org.
- ^ "From the Closed World to the Infinite Universe: VIII. The Divinization of Space". www.sacred-texts.com.
- ^ Thomas, David J. (1885–1900). Dictionary of National Biography. London: Smith, Elder & Co. .
References
- Thomas, David J.; Smith, Judith M. (1990). "Joseph Raphson, F.R.S.". Notes and Records of the Royal Society of London. 44 (2): 151–167. S2CID 144283823.
External links
- O'Connor, John J.; Robertson, Edmund F., "Joseph Raphson", MacTutor History of Mathematics Archive, University of St Andrews