This collection of previously published essays reflects 25 years of research by Dáibhí O Cróinín. The author delves into the subject of the medieval science of time and time-reckoning, or computus. Including much unpublished or ill-studied early Irish material. These essays brought material and interpretation to the fore of Irish medieval studies.
The essays include: The oldest Irish names for the days of the Week? (pub. 1981); The computistical works of Columbanus (1997); Hiberno-Latin Calcenterus (1982); The `lost’ Irish 84-year Easter table rediscovered (1987-88); An Ild-Irish Munich computus (1981). The irish provence of Bede’s computus (1983).
This rare book was published in 2003. Our copy is a first edition and is in excellent condition.