Karl Rohn

Mathematician (1855-1920) · Germany · On the map · Academics · Died at 65

Karl Friedrich Wilhelm Rohn was a German mathematician, who studied geometry.

Karl Rohn is read about 2.5 times a day, in 6 languages.

A typical day, 30 days to 14 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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Germany