Zvonimir Janko
Encyclopedia
Zvonimir Janko is a Croatia
n mathematician
who is the eponym
of the Janko group
s, sporadic simple groups in group theory
.
Janko was born in Bjelovar
, Croatia. He studied at the University of Zagreb
where he received Ph.D. in 1960. He then taught physics at a high school in Široki Brijeg
in Bosnia and Herzegovina
. Later he worked as a professor at the University of Zagreb, the University of Heidelberg, Monash University
, and at the Australian National University
.
Croatia
Croatia , officially the Republic of Croatia , is a unitary democratic parliamentary republic in Europe at the crossroads of the Mitteleuropa, the Balkans, and the Mediterranean. Its capital and largest city is Zagreb. The country is divided into 20 counties and the city of Zagreb. Croatia covers ...
n mathematician
Mathematician
A mathematician is a person whose primary area of study is the field of mathematics. Mathematicians are concerned with quantity, structure, space, and change....
who is the eponym
Eponym
An eponym is the name of a person or thing, whether real or fictitious, after which a particular place, tribe, era, discovery, or other item is named or thought to be named...
of the Janko group
Janko group
In mathematics, a Janko group is one of the four sporadic simple groups named for Zvonimir Janko. Janko constructed the first Janko group J1 in 1965. At the same time, Janko also predicted the existence of J2 and J3. In 1976, he suggested the existence of J4...
s, sporadic simple groups in group theory
Group theory
In mathematics and abstract algebra, group theory studies the algebraic structures known as groups.The concept of a group is central to abstract algebra: other well-known algebraic structures, such as rings, fields, and vector spaces can all be seen as groups endowed with additional operations and...
.
Janko was born in Bjelovar
Bjelovar
Bjelovar is a city in central Croatia. It is the administrative centre of Bjelovar-Bilogora County. During the 2001 census, there were 41,869 inhabitants, 90.51% which are Croats....
, Croatia. He studied at the University of Zagreb
University of Zagreb
The University of Zagreb is the biggest Croatian university and the oldest continuously operating university in the area covering Central Europe south of Vienna and all of Southeastern Europe...
where he received Ph.D. in 1960. He then taught physics at a high school in Široki Brijeg
Široki Brijeg
-Name:The name of the city means "the wide hill" in Croatian . The city is also sometime referred to as "Široki Brig" and among the inhabitants of Herzegovina simply as "Široki" . Between 1945 and 1990, the name was officially Lištica, after the river that flows through it.-Geography:The river...
in Bosnia and Herzegovina
Bosnia and Herzegovina
Bosnia and Herzegovina , sometimes called Bosnia-Herzegovina or simply Bosnia, is a country in Southern Europe, on the Balkan Peninsula. Bordered by Croatia to the north, west and south, Serbia to the east, and Montenegro to the southeast, Bosnia and Herzegovina is almost landlocked, except for the...
. Later he worked as a professor at the University of Zagreb, the University of Heidelberg, Monash University
Monash University
Monash University is a public university based in Melbourne, Victoria. It was founded in 1958 and is the second oldest university in the state. Monash is a member of Australia's Group of Eight and the ASAIHL....
, and at the Australian National University
Australian National University
The Australian National University is a teaching and research university located in the Australian capital, Canberra.As of 2009, the ANU employs 3,945 administrative staff who teach approximately 10,000 undergraduates, and 7,500 postgraduate students...
.