Facts:   - death place: moscow , russian sfsr , soviet union    - doctoral students: yakov yaglom dubnov grigorii gurevich petr rashevskii viktor wagner isaak    - birth name: veniamin fedorovich kagan    - fields: mathematics    - death date: 08 may 1953    - workplaces: moscow state university    - doctoral advisor: andrey markov konstantin posse      - birth date: 10 march 1869    - name: veniamin kagan    - birth place: shavli , russian empire    - alma mater: odessa state university   Based on these bullet points, write a short biography describing the life of veniamin kagan .
Answer:
veniamin fedorovich kagan -lrb- ; 10 march 1869 -- 8 may 1953 -rrb- was a russian and soviet mathematician and expert in geometry .he is the maternal grandfather of mathematicians yakov sinai and grigory barenblatt .