Andrey Tikhonov (mathematician)

Andrey Nikolayevich Tikhonov (Russian: Андре́й Никола́евич Ти́хонов; 17 October 1906 – 7 October 1993) was a leading Soviet Russian mathematician and geophysicist known for important contributions to topology, functional analysis, mathematical physics, and ill-posed problems. He was also one of the inventors of the magnetotellurics method in geophysics. Other transliterations of his surname include "Tychonoff", "Tychonov", "Tihonov", "Tichonov".

Andrey Tikhonov
Tikhonov in 1975
Born(1906-10-17)17 October 1906
Gzhatsk, Russian Empire
Died7 October 1993(1993-10-07) (aged 86)
Moscow, Russia
Alma materMoscow State University
Known forImportant contributions to topology, functional analysis, mathematical physics, ill-posed problems;
  • Tychonoff spaces,
  • Tychonoff's theorem,
  • Tikhonov regularization,
  • Tikhonov's theorem (dynamical systems),
  • magnetotellurics geophysical method.
Scientific career
FieldsMathematics
InstitutionsMoscow State University
Doctoral advisorPavel Alexandrov
Doctoral studentsAleksandr Andreyevich Samarskiĭ
Alexei Georgievich Sveshnikov
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