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Zygmunt Janiszewski

Polish mathematician.

Born July 12th, 1888 in Warsaw. [ref]

Died January 3rd, 1920 at 31 years old in Lviv (1918–1920 flu pandemic).

Occupations
mathematician, topologist, university teacher

The day which we fear as our last is but the birthday of eternity. Lucius Annaeus Seneca