Karl Röttel

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Karl Röttel (born July 13, 1939 in Hannsdorf in Moravia ; † March 4, 2020 ) was a German teacher, local history researcher and boundary stone researcher.


After the expulsion, the Röttel family moved to Bavaria in 1946 with their four children - Karl was the eldest - and found a new home initially in Ensfeld ( Mörnsheim municipality ) and from 1958 in Wellheim . Karl Röttel attended grammar school with high school in Eichstätt ( Willibald grammar school since 1965 ), where he obtained his university entrance qualification. He studied mathematics and physics at the universities in Würzburg and Caen . He then studied psychology and education at the LMU Munich , where he did his doctorate. He was a teacher of mathematics and physics at the Willibald Gymnasium in Eichstätt and then at the municipal school until retirementHigh school e Ingolstadt . He was married to Hermine Röttel (1948–2017), a qualified pedagogue. Röttel lived in Buxheim , retired he moved to Eichstätt.

From 1969 to 1975 Röttel was an honorary curator of the Archaeological Museum at the Willibaldsburg Eichstätt .

Until his death, Röttel was chairman of the Natural and Cultural Science Society in Bavaria (NKG), which he founded in 1991 and edited its annual magazine Globulus (first published in 1992) with special volumes until 2019 . Röttel devoted himself particularly to the field monuments , in particular to boundary stone research . In addition to his publications in magazines and as monographs, he gave lectures and led excursions. He also edited the annual publication of the Association of Friends of the Willibald-Gymnasium Eichstätt e. V. Röttel was a member of the Federal Assembly of the Sudeten German Landsmannschaft until his death .



  • The logarithm . Bayer. Schulbuchverlag, Munich 1970.
  • Course program "Logarithm - Introduction" . Munich 1971.
  • Course program "Logarithm - Applications" . Munich 1971.
  • Linear optimization and systems of equations . Munich 1975.
  • Orientation towards learning goals of the present. Examination of the inclusion of Bloom's cognitive learning goals in mathematics tests of the orientation level and discussion of the consistent pursuit of required educational goals for all . Munich 1978 (also dissertation at LMU)
  • Learning objectives of mathematics and their realization . Oldenbourg, Munich 1980, ISBN 3-486-18381-8 .
  • with Werner Braunbek : Researchers at the roots of being. The adventurous world of elementary particles . Düsseldorf / Vienna 1981, ISBN 3-430-11507-8 .
  • with Marita Wiegand (ed.): Educational research and school practice . Alsbach 1986.
  • The Eichstätt Monastery - history, maps and landmarks . Ingolstadt 1987.
  • Textbook of school mathematics - analysis and stochastics . 1st edition. Buxheim / Eichstätt 1991, further editions until 1996.
  • with Michael Möbius: Solutions and comments on the textbook of school mathematics - Analysis and Schochastics . Buxheim / Eichstätt 1993.
  • (Ed.) Peter Apian - Astronomy, Cosmography and Mathematics at the Beginning of the Modern Age, with exhibition catalog . Buxheim / Eichstätt 1995, 2nd edition 1997, ISBN 3-928671-12-X .
  • (Ed.) Ad fontes Arithemticae et Algebrae, Festschrift for the 70th birthday of Wolfgang Kaunzner . Buxheim / Eichstätt 1998.
  • with Michael Möbius u. a .: Supplements to the textbook of school mathematics . Buxheim / Eichstätt 1998.
  • Festschrift for the rededication of the St. Anna Chapel - grave mill . Buxheim / Eichstätt 1998.
  • 40 years of the Eichstätt hunting horn blower . Buxheim / Eichstätt 1998.
  • Borders and boundary stones of the Fürth city forest . Polygon-Verlag, Eichstätt 2000, ISBN 3-928671-27-8 .
  • (Ed.) Mathematics useful and beautiful. 500 years ago and today . Symposium report. Polygon-Verlag, Eichstätt 2002.
  • with Wolfgang Kaunzner: Christoff Rudolff from Jauer in Silesia . Polygon-Verlag, Eichstätt 2006, ISBN 3-928671-39-1 .


  • Wolfgang Kaunzner (Ed.): Teaching and learning. Festschrift for Karl Röttel's 60th birthday . Polygon-Verlag, Buxheim-Eichstätt 1999, ISBN 3-928671-26-X .

Web links

Individual evidence

  1. Obituary in the Donaukurier on March 28, 2020, accessed on March 30, 2020
  2. a b Irmgard Prommersberger: The guardian of old boundary stones . On the death of the teacher, scientist and local researcher Karl Röttel. In: Eichstätter Kurier . March 28, 2020, p. 26 .
  3. Obituary in the Donaukurier, accessed on March 30, 2020
  4. Award from Dr. Karl Röttel with the Adam Ries Special Prize 2016 , in: Yearbook of the Adam Ries Association, Volume 8, Annaberg-Buchholz 2017, pp. 11–12. ISBN 978-3-944217-31-4