Johann Hommel
Johann Hommel (also Johannes Homelius, Hummelius, Homilius, Hummel; 2 February 1518, Memmingen – 4 July 1562, Leipzig) was a German astronomer and mathematician.
Work[]
Hommel was appointed professor of mathematics at the University of Leipzig in 1551.
In 1552 or 1553, introduced transversal dot lines in graduations. It was a variant of the zigzag line system introduced by Hommel. Tycho Brahe obtained the zigzag line system from Hommel.
The lunar crater Hommel is named after him.
Sources[]
- Johann Daniel Schulze, Abriß einer Geschichte der Leipziger Universität, Hinrichs, 1810, p. 48.
- Kevin Krisciunas (1999), "Observatories"
External links[]
Categories:
- 16th-century German astronomers
- 16th-century German mathematicians
- 1518 births
- 1562 deaths
- 16th-century German writers
- 16th-century male writers
- German astronomer stubs