Answer the following question: Facts: - residence: hungary france united states - fields: mathematician - workplaces: centre of minnesota national del la recherche scientifique yale princeton university - doctoral advisor: f. riesz l. fejer - birth date: 22 february 1924 - name: steven gaal - nationality: hungarian - birth place: hungary Based on these bullet points, write a short biography describing the life of steven gaal .
Answer:
steven alexander gaal -lrb- born february 22 , 1924 -rrb- -lrb- also known as istvan sandor gal or i. s. gal -rrb- is a hungarian-american mathematician and emeritus professor of mathematics at the university of minnesota-minneapolis .