About Axel Harnack

Carl Gustav Axel Harnack was a Baltic German mathematician who contributed to potential theory. Harnack's inequality applied to harmonic functions. He also worked on the real algebraic geometry of plane curves, proving Harnack's curve theorem for real plane algebraic curves.

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Facts from Wikidata (CC0). Image by Unknown authorUnknown author via Wikimedia Commons (Public domain).

Axel Harnack

Baltic German mathematician (1851–1888)

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About Axel Harnack

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Facts from Wikidata (CC0). Image by Unknown authorUnknown author via Wikimedia Commons (Public domain).

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Occupation: mathematician, university teacher
Citizenship: Russian Empire
Born: May 7, 1851
Died: April 3, 1888

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