Heinz Hopf

Mathematician (1894-1971).

Born November 19th, 1894 in Wrocław. [ref]

Died June 3rd, 1971 at 76 years old in Zollikon. [ref]

Occupations
mathematician, topologist, university teacher
Wikipedia

No one is actually dead until the ripples they cause in the world die away. Terry Pratchett