page_title: Hermann Brunn
hierarchical_section_title: Hermann Brunn
caption_attribution_description: English: The Borromean rings. This picture is an optical illusion: three flat circles cannot actually be connected in this way.
context_page_description: Karl Hermann Brunn was a German mathematician, known for his work in convex geometry and in knot theory. Brunnian links are named after him, as his 1892 article "Über Verkettung" included examples of such links.
context_section_description: Karl Hermann Brunn (1 August 1862 – 20 September 1939) was a German mathematician, known for his work in convex geometry (see  Brunn–Minkowski inequality) and in knot theory. Brunnian links are named after him, as his 1892 article "Über Verkettung" included examples of such links.
caption: The Borromean rings are the simplest Brunnian link.
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