Hermann Hankel (1839–1873)
Born 1839 CE, died 1873 CE.
Hermann Hankel (14 February 1839 – 29 August 1873) was a German mathematician. Having worked on mathematical analysis during his career, he is best known for introducing the Hankel transform and the Hankel matrix.
Text from the Wikipedia article Hermann_Hankel, licensed CC BY-SA 4.0.