Answer the following question: Facts: - death place: warsaw , congress poland - doctoral students: wacaw sierpinski boris delaunay - known for: voronoi diagram - fields: continued fractions - death date: 20 november 1908 - workplaces: university of warsaw - doctoral advisor: andrey markov - birth date: 28 april 1868 - name: georgy voronoy - citizenship: russian empire - image: georgy voronoy.jpg - birth place: zhuravki , poltava governorate , russian empire - alma mater: saint petersburg university Based on these bullet points, write a short biography describing the life of georgy voronoy .
Answer:
georgy feodosevich voronoy -lrb- ; ; 28 april 1868 -- 20 november 1908 -rrb- was a russian and ukrainian mathematician .among other things , he defined the voronoi diagram .voronoy was born in the village of zhuravky , district of pyriatin , in poltava governorate of the russian empire -lrb- now varvynsky raion , chernihiv oblast , ukraine -rrb- .from 1889 , voronoy studied at saint petersburg university , where he was a student of andrey markov .in 1894 he defended his master 's thesis '' on algebraic integers depending on the roots of an equation of third degree '' .in the same year , voronoy became professor at the university of warsaw , where he worked on continued fractions .in 1897 , he defended his doctoral thesis '' on a generalisation of a continuous fraction '' .following a severe illness , voronoy died on november 20 , 1908 .among his students were boris delaunay -lrb- ph.d. at kiev university -rrb- , and wacaw sierpinski -lrb- ph.d. at jagiellonian university in 1906 -rrb- .in 2008 ukraine released two-hryvnia coins commemorating the centenary of voronoy 's death .