From Simple English Wikipedia, the free encyclopedia
Ludvig Dmitrievich Faddeev
(also
Ludwig Dmitriyevich
;
Russian
:
Лю?двиг Дми?триевич Фадде?ев
) (23 March 1934 ? 26 February 2017) was a
Soviet
and
Russian
theoretical physicist
and
mathematician
. He discovered of the
Faddeev equations
in the theory of the quantum mechanical
three-body problem
and for the development of
path integral
methods.
Faddeev was born in
Leningrad
. He studied at
Saint Petersburg State University
.
Faddeev led the Leningrad School, in which he along with many of his students developed the
quantum inverse scattering method
for studying
quantum integrable systems
in one space and one time dimension. This work led to the invention of
quantum groups
by
Drinfeld
and
Jimbo
.
From 1976 to 2000, Faddeev was head of the
St. Petersburg Department of Steklov Institute of Mathematics of Russian Academy of Sciences
(PDMI RAS).
Faddeev died on 26 February 2017 in
St. Petersburg
, Russia at the age of 82.
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