Facts: - residence: germany -lrb- 1938 -- present -rrb- - doctoral students: 19 doctoral students and 23 descendents - prizes: euler medal -lrb- 2007 -rrb- - known for: number theory , combinatorics , and discrete geometry - caption: heiko harborth - work institutions: braunschweig university of technology - field: mathematics - doctoral advisor: hans-joachim kanold - birth date: 11 february 1938 - name: heiko harborth - image size: 300px - birth place: celle , germany - alma mater: braunschweig university of technology Based on these bullet points, write a short biography describing the life of heiko harborth .
The answer to this question is:
heiko harborth -lrb- born 11 february 1938 , celle , germany -rrb- is professor of mathematics at braunschweig university of technology , 1975 -- present , and author of more than 188 mathematical publications .his work is mostly in the areas of number theory , combinatorics and discrete geometry , including graph theory .