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Roger Fletcher FRS
FRSE Fellowship of the Royal Society of Edinburgh (FRSE) is an award granted to individuals that the Royal Society of Edinburgh, Scotland's national academy of science and letters, judged to be "eminently distinguished in their subject". This soc ...
(29 January 1939 – 15 July 2016) was a British
mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History O ...
and professor at
University of Dundee , mottoeng = "My soul doth magnify the Lord" , established = 1967 – gained independent university status by Royal Charter1897 – Constituent college of the University of St Andrews1881 – University College , ...
. He was a Fellow of the
Society for Industrial and Applied Mathematics Society for Industrial and Applied Mathematics (SIAM) is a professional society dedicated to applied mathematics, computational science, and data science through research, publications, and community. SIAM is the world's largest scientific socie ...
(SIAM) and was elected as a Fellow of the Royal Society in 2003. In 2006, he won the Lagrange Prize from SIAM. In 2008, he was awarded a Royal Medal of the Royal Society of Edinburgh.


See also

* BFGS method *
Davidon–Fletcher–Powell formula The Davidon–Fletcher–Powell formula (or DFP; named after William C. Davidon, Roger Fletcher, and Michael J. D. Powell) finds the solution to the secant equation that is closest to the current estimate and satisfies the curvature condition. It ...
* Nonlinear conjugate gradient method


Bibliography

*''Practical methods of optimization'', Wiley, 1987, ; Wiley, 2000,


References

{{DEFAULTSORT:Fletcher, Roger 1939 births 2016 deaths British mathematicians Fellows of the Royal Society of Edinburgh Fellows of the Royal Society Academics of the University of Dundee