Gyula Farkas de Kisbarnak or Julius Farkas de Kisbarnak ( Hungarian: ''kisbarnaki Farkas Gyula'') (March 28, 1847 – December 27, 1930) was a Hungarian

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 On ...

and

physicist A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe. Physicists generally are interested in the root or ultimate caus ...

Biography

He was born as member of the

Roman Catholic Roman or Romans most often refers to: *Rome, the capital city of Italy *Ancient Rome, Roman civilization from 8th century BC to 5th century AD *Roman people, the people of ancient Rome *'' Epistle to the Romans'', shortened to ''Romans'', a lette ...

Hungarian noble The Hungarian nobility consisted of a privileged group of individuals, most of whom owned landed property, in the Kingdom of Hungary. Initially, a diverse body of people were described as noblemen, but from the late 12th century only high- ...

family

Farkas de Kisbarnak Farkas ( hu, Wolf) is a Hungarian surname or a given name; the latter corresponds in the Catholic tradition to the German name Wolfgang. List of persons with the surname * Alexander S. Farkas, former executive of Alexander's, an American depar ...

, which can trace back their origins to the first half of the

17th century The 17th century lasted from January 1, 1601 ( MDCI), to December 31, 1700 ( MDCC). It falls into the early modern period of Europe and in that continent (whose impact on the world was increasing) was characterized by the Baroque cultural moveme ...

. His father was Farkas Ferenc de Kisbarnak (1820–1882), administrator of the states of

Réde Réde is a village in Kisbér District of Komárom-Esztergom County in Hungary. It was property of the Cseszneky, later of the Esterházy The House of Esterházy, also spelled Eszterházy (), is a Hungarian noble family with origins in the ...

, property of the county

Esterházy The House of Esterházy, also spelled Eszterházy (), is a Hungarian noble family with origins in the Middle Ages. From the 17th century, the Esterházys were the greatest landowner magnates of the Kingdom of Hungary, during the time that it ...

s; his mother was Cecília Hoffmann (1826–1907). His paternal grandparents were János Farkas de Kisbarnak (1769–1822), state administrator of

Súr Súr is a village in Komárom-Esztergom county, Hungary Hungary ( hu, Magyarország ) is a landlocked country in Central Europe. Spanning of the Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romani ...

(property of the Counts

Zichy Zichy is a surname. Notable people with the name include: * Mihály Zichy (1827–1906), Hungarian painter and graphic artist * Maria Anna Stubenberg Zichy (1821-1912), composer * Eleonóra Zichy (1867–1945), Hungarian noblewoman * Géza Zichy ( ...

s) and Anna Fiber. His maternal grandparents were István Hoffmann, states cashier and Rozália Vitmáier. His nephew was vitéz

Ferenc Farkas de Kisbarnak Ferenc Farkas de Kisbarnak ( Hungarian: vitéz kisbarnaki Farkas Ferenc; May 27, 1892 – April 14, 1980) was Chief Scout of the Hungarian Boy Scouts, commanding officer of the Royal Ludovica Military Academy, the country's officer training sc ...

Chief Scout of the Hungarian Boy Scouts, commanding officer of the Royal Ludovica Military Academy, Captain General of the Order of Vitéz. His other nephew was Gyula Farkas de Kisbarnak (1894–1958), literary historian,

Finno-Ugric Finno-Ugric ( or ; ''Fenno-Ugric'') or Finno-Ugrian (''Fenno-Ugrian''), is a traditional grouping of all languages in the Uralic language family except the Samoyedic languages. Its formerly commonly accepted status as a subfamily of Uralic is ba ...

linguist Linguistics is the scientific study of human language. It is called a scientific study because it entails a comprehensive, systematic, objective, and precise analysis of all aspects of language, particularly its nature and structure. Linguis ...

, professor of the

University of Göttingen The University of Göttingen, officially the Georg August University of Göttingen, (german: Georg-August-Universität Göttingen, known informally as Georgia Augusta) is a public research university in the city of Göttingen, Germany. Founded ...

. He attended the gymnasium at

Győr Győr ( , ; german: Raab, links=no; names of European cities in different languages: E-H#G, names in other languages) is the main city of northwest Hungary, the capital of Győr-Moson-Sopron County and Western Transdanubia, Western Transdanubia ...

(Raab), and studied law and

physics Physics is the natural science that studies matter, its fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force. "Physical science is that department of knowledge which r ...

at Pest. After teaching in a secondary school at

Székesfehérvár Székesfehérvár (; german: Stuhlweißenburg ), known colloquially as Fehérvár ("white castle"), is a city in central Hungary, and the country's ninth-largest city. It is the regional capital of Central Transdanubia, and the centre of Fejér ...

(Stuhlweissenburg), Farkas became in succession principal of the normal school at

Pápa Pápa is a historical town in Veszprém county, Hungary, located close to the northern edge of the Bakony Hills, and noted for its baroque architecture. With its 32,473 inhabitants (2011), it is the cultural, economic and tourism centre of the re ...

privat-docent ''Privatdozent'' (for men) or ''Privatdozentin'' (for women), abbreviated PD, P.D. or Priv.-Doz., is an academic title conferred at some European universities, especially in German-speaking countries, to someone who holds certain formal qualific ...

(1881) of mathematics at the

University of Budapest A university () is an institution of higher (or tertiary) education and research which awards academic degrees in several academic disciplines. Universities typically offer both undergraduate and postgraduate programs. In the United States, the ...

, and

professor Professor (commonly abbreviated as Prof.) is an Academy, academic rank at university, universities and other post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin as a "person who pr ...

of physics (1888) at

Franz Joseph University Royal Hungarian Franz Joseph University ( hu, Magyar Királyi Ferenc József Tudományegyetem) was the second modern university in the Hungarian realm of the Austro-Hungarian Empire. Founded in 1872, its seat was initially in Kolozsvár (Clu ...

Kolozsvár ; hu, kincses város) , official_name=Cluj-Napoca , native_name= , image_skyline= , subdivision_type1 = County , subdivision_name1 = Cluj County , subdivision_type2 = Status , subdivision_name2 = County seat , settlement_type = City , le ...

(Klausenburg). He worked here up to 1915, when he retired and moved to Budapest. The Hungarian Academy of Science elected him corresponding member May 6, 1898. He made a contribution to linear algebra with

Farkas' lemma Farkas' lemma is a solvability theorem for a finite system of linear inequalities in mathematics. It was originally proven by the Hungarian mathematician Gyula Farkas (natural scientist), Gyula Farkas. Farkas' Lemma (mathematics), lemma is the key ...

, which is named after him for his derivation of it.

Literary works

His principal writings are embodied in the reports of the Academy of Science of Paris (1878–1884) * the "''Archiv der Mathematik und Physik''" * the "''Journal des Mathematiques''" His separately published works are: * "''Die diatonische Dur-Scale wissenschaftlich begründet''", Pest, 1870 * "''Természettan elemei''" (Elements of Physics), Székesfehérvár, 1872

External links

*
Farkas bio (English)
1847 births 1930 deaths People from Fejér County Hungarian Jews 19th-century Hungarian people 20th-century Hungarian people 19th-century Hungarian mathematicians 20th-century Hungarian mathematicians Members of the Hungarian Academy of Sciences Jewish scientists Academic staff of Franz Joseph University Rectors of the Franz Joseph University Austro-Hungarian mathematicians {{physicist-stub

Biography

Literary works

See also

External links