Biographical Encyclopedia of Astronomers

2014 Edition
| Editors: Thomas Hockey, Virginia Trimble, Thomas R. Williams, Katherine Bracher, Richard A. Jarrell, Jordan D. MarchéII, JoAnn Palmeri, Daniel W. E. Green

John of Muris

  • Paul L. Butzer
Reference work entry
DOI: https://doi.org/10.1007/978-1-4419-9917-7_727

Alternate Names

 Jean de Meurs;  Jehan de Murs;  Johannes de Muris;  John of Murs

Borndiocese of Lisieux, (Calvados), France, circa12901300

Diedafter 1357

John of Muris paved the way for the Gregorian calendar of 1582 and added basic new ideas to the Castilian Alfonsine Tables, if he was not the initiator of the (Latin) Alfonsine Tables.

Born in an aristocratic family, John studied at the Sorbonne in 1317–1321 and became a magister of the quadrivium. In 1326/1327, he was living at Fontevrault Abbey as a monk. Pope John XXII conferred the benefice of Le Bec Hellouin Abbey to John in 1329, and in 1332/1333 John called himself rector of the school in Evreux, living at the court of Philippe III of Navarre 1337–1342. John travelled continuously, never staying long at any one place, working steadily, and meeting scholars of various fields during his travels. Thus, he was at Mézières-en-Brenne (1342) at Avignon (1344) together with Firminus de Bellavale at the invitation of Pope Clemens VI...

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Notes

Acknowledgment

The author is grateful to Karl W. Butzer (R. C. Dickson Centennial Professor, Austin, Texas) for his critical reading of the manuscript.

Selected References

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Copyright information

© Springer Science+Business Media New York 2014

Authors and Affiliations

  • Paul L. Butzer
    • 1
  1. 1.RWTH AachenAachenGermany