MATHEMATICIAN
Mark Krein
1907 - 1989

Mark Krein
Mark Grigorievich Krein (Ukrainian: Марко́ Григо́рович Крейн, Russian: Марк Григо́рьевич Крейн; 3 April 1907 – 17 October 1989) was a Soviet mathematician, one of the major figures of the Soviet school of functional analysis. He is known for works in operator theory (in close connection with concrete problems coming from mathematical physics), the problem of moments, classical analysis and representation theory. He was born in Kyiv, leaving home at age 17 to go to Odesa. He had a difficult academic career, not completing his first degree and constantly being troubled by anti-Semitic discrimination. Read more on Wikipedia
His biography is available in different languages on Wikipedia. Mark Krein is the 572nd most popular mathematician (up from 636th in 2019), the 514th most popular biography from Ukraine (up from 637th in 2019) and the 20th most popular Ukrainian Mathematician.
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Among MATHEMATICIANS
Among mathematicians, Mark Krein ranks 572 out of 1,004. Before him are Dénes Kőnig, Mikio Sato, Ernst Leonard Lindelöf, Benjamin Peirce, Evgraf Fedorov, and Max August Zorn. After him are Wilhelm Jordan, Joseph Raphson, Gino Fano, Georg Mohr, Max Noether, and Francesco Barozzi.
Most Popular Mathematicians in Wikipedia
Go to all RankingsDénes Kőnig
1884 - 1944
HPI: 59.44
Rank: 566
Mikio Sato
1928 - 2023
HPI: 59.42
Rank: 567
Ernst Leonard Lindelöf
1870 - 1946
HPI: 59.40
Rank: 568
Benjamin Peirce
1809 - 1880
HPI: 59.39
Rank: 569
Evgraf Fedorov
1853 - 1919
HPI: 59.37
Rank: 570
Max August Zorn
1906 - 1993
HPI: 59.35
Rank: 571
Mark Krein
1907 - 1989
HPI: 59.33
Rank: 572
Wilhelm Jordan
1842 - 1899
HPI: 59.33
Rank: 573
Joseph Raphson
1648 - 1715
HPI: 59.29
Rank: 574
Gino Fano
1871 - 1952
HPI: 59.28
Rank: 575
Georg Mohr
1640 - 1697
HPI: 59.27
Rank: 576
Max Noether
1921 - 1921
HPI: 59.23
Rank: 577
Francesco Barozzi
1537 - 1604
HPI: 59.21
Rank: 578
Contemporaries
Among people born in 1907, Mark Krein ranks 187. Before him are Géza von Radványi, Edwige Feuillère, Blagoje Marjanović, John Marley, Nicanor Zabaleta, and Helmut Walcha. After him are Jean Carzou, Fritz Szepan, Heikki Savolainen, Victor Capesius, Peggy Ashcroft, and Joseph-Armand Bombardier. Among people deceased in 1989, Mark Krein ranks 146. Before him are Nils Axelsson, Armand Salacrou, Juan Hilario Marrero, Abbie Hoffman, Zinka Milanov, and John J. McCloy. After him are Mouloud Mammeri, Anton Diffring, Alex Thépot, Harry Andrews, Ćamil Sijarić, and Maurice Evans.
Others Born in 1907
Go to all RankingsGéza von Radványi
FILM DIRECTOR
1907 - 1986
HPI: 59.68
Rank: 181
Edwige Feuillère
ACTOR
1907 - 1998
HPI: 59.59
Rank: 182
Blagoje Marjanović
SOCCER PLAYER
1907 - 1984
HPI: 59.55
Rank: 183
John Marley
ACTOR
1907 - 1984
HPI: 59.44
Rank: 184
Nicanor Zabaleta
MUSICIAN
1907 - 1993
HPI: 59.40
Rank: 185
Helmut Walcha
COMPOSER
1907 - 1991
HPI: 59.35
Rank: 186
Mark Krein
MATHEMATICIAN
1907 - 1989
HPI: 59.33
Rank: 187
Jean Carzou
PAINTER
1907 - 2000
HPI: 59.32
Rank: 188
Fritz Szepan
SOCCER PLAYER
1907 - 1974
HPI: 59.28
Rank: 189
Heikki Savolainen
GYMNAST
1907 - 1997
HPI: 59.27
Rank: 190
Victor Capesius
MILITARY PERSONNEL
1907 - 1985
HPI: 59.24
Rank: 191
Peggy Ashcroft
ACTOR
1907 - 1991
HPI: 59.23
Rank: 192
Joseph-Armand Bombardier
INVENTOR
1907 - 1964
HPI: 59.14
Rank: 193
Others Deceased in 1989
Go to all RankingsNils Axelsson
SOCCER PLAYER
1906 - 1989
HPI: 59.63
Rank: 140
Armand Salacrou
WRITER
1899 - 1989
HPI: 59.62
Rank: 141
Juan Hilario Marrero
SOCCER PLAYER
1905 - 1989
HPI: 59.44
Rank: 142
Abbie Hoffman
SOCIAL ACTIVIST
1936 - 1989
HPI: 59.40
Rank: 143
Zinka Milanov
SINGER
1906 - 1989
HPI: 59.40
Rank: 144
John J. McCloy
POLITICIAN
1895 - 1989
HPI: 59.40
Rank: 145
Mark Krein
MATHEMATICIAN
1907 - 1989
HPI: 59.33
Rank: 146
Mouloud Mammeri
WRITER
1917 - 1989
HPI: 59.28
Rank: 147
Anton Diffring
ACTOR
1916 - 1989
HPI: 59.27
Rank: 148
Alex Thépot
SOCCER PLAYER
1906 - 1989
HPI: 59.12
Rank: 149
Harry Andrews
ACTOR
1911 - 1989
HPI: 59.07
Rank: 150
Ćamil Sijarić
WRITER
1913 - 1989
HPI: 59.04
Rank: 151
Maurice Evans
ACTOR
1901 - 1989
HPI: 59.03
Rank: 152
In Ukraine
Among people born in Ukraine, Mark Krein ranks 514 out of 1,365. Before him are Petro Symonenko (1952), Grigory Yavlinsky (1952), Klim Churyumov (1937), Len Blavatnik (1957), Yakov Zak (1913), and Anatoliy Zlenko (1938). After him are Giacomo Rizzolatti (1937), Nikolay Gamaleya (1859), Alexander Trepov (1862), Inessa Kravets (1966), Manès Sperber (1905), and Oles Honchar (1918).
Others born in Ukraine
Go to all RankingsPetro Symonenko
POLITICIAN
1952 - Present
HPI: 59.40
Rank: 508
Grigory Yavlinsky
ECONOMIST
1952 - Present
HPI: 59.39
Rank: 509
Klim Churyumov
ASTRONOMER
1937 - 2016
HPI: 59.36
Rank: 510
Len Blavatnik
POLITICIAN
1957 - Present
HPI: 59.36
Rank: 511
Yakov Zak
MUSICIAN
1913 - 1976
HPI: 59.36
Rank: 512
Anatoliy Zlenko
POLITICIAN
1938 - 2021
HPI: 59.33
Rank: 513
Mark Krein
MATHEMATICIAN
1907 - 1989
HPI: 59.33
Rank: 514
Giacomo Rizzolatti
PSYCHOLOGIST
1937 - Present
HPI: 59.30
Rank: 515
Nikolay Gamaleya
PHYSICIAN
1859 - 1949
HPI: 59.27
Rank: 516
Alexander Trepov
POLITICIAN
1862 - 1928
HPI: 59.26
Rank: 517
Inessa Kravets
ATHLETE
1966 - Present
HPI: 59.26
Rank: 518
Manès Sperber
WRITER
1905 - 1984
HPI: 59.22
Rank: 519
Oles Honchar
WRITER
1918 - 1995
HPI: 59.22
Rank: 520
Among MATHEMATICIANS In Ukraine
Among mathematicians born in Ukraine, Mark Krein ranks 20. Before him are Abram Samoilovitch Besicovitch (1891), Kazimierz Ajdukiewicz (1890), Pavel Urysohn (1898), Georgy Voronoy (1868), Viktor Sadovnichiy (1939), and Joseph Ludwig Raabe (1801). After him are Jerzy Różycki (1909), Alexander Ostrowski (1893), Stanisław Mazur (1905), Nikolai Chebotaryov (1894), Yuri Linnik (1914), and Maryna Viazovska (1984).
Abram Samoilovitch Besicovitch
1891 - 1970
HPI: 61.93
Rank: 14
Kazimierz Ajdukiewicz
1890 - 1963
HPI: 61.22
Rank: 15
Pavel Urysohn
1898 - 1924
HPI: 61.02
Rank: 16
Georgy Voronoy
1868 - 1908
HPI: 60.41
Rank: 17
Viktor Sadovnichiy
1939 - Present
HPI: 60.23
Rank: 18
Joseph Ludwig Raabe
1801 - 1859
HPI: 60.00
Rank: 19
Mark Krein
1907 - 1989
HPI: 59.33
Rank: 20
Jerzy Różycki
1909 - 1942
HPI: 57.47
Rank: 21
Alexander Ostrowski
1893 - 1986
HPI: 56.94
Rank: 22
Stanisław Mazur
1905 - 1981
HPI: 56.29
Rank: 23
Nikolai Chebotaryov
1894 - 1947
HPI: 55.61
Rank: 24
Yuri Linnik
1914 - 1972
HPI: 55.55
Rank: 25
Maryna Viazovska
1984 - Present
HPI: 55.21
Rank: 26