Question: Facts: - doctoral students: chong-yun chao allen hatcher terry lawson roger w. richardson - fields: mathematics - death date: 22 september 2005 - workplaces: stanford university university of michigan - doctoral advisor: heinz hopf ferdinand gonseth - birth date: 03 march 1916 - name: hans samelson - nationality: german american - death place: palo alto , california - birth place: strassburg - alma mater: eth zurich Based on these bullet points, write a short biography describing the life of hans samelson .
Answer:
hans samelson -lrb- 3 march 1916 -- 22 september 2005 -rrb- was a german american mathematician who worked in differential geometry , topology and the theory of lie groups and lie algebras -- important in describing the symmetry of analytical structures .