Monday 19 June 2023 – Neil Lecture Theatre, Trinity Long Room Hub
09:15: Welcome
09:30-11:00: Late Antiquity
Dan Mc Carthy (Dublin) – The date and provenance of the prologue attributed to Cyril by the headings to Prologus Sancti Cyrilli
Leofranc Holford-Strevens (Oxford) – Not St Martin on Easter
Carlo Cedro (Dublin) – The question of Easter lunar limits in Gennadius of Marseille’s Liber Ecclesiasticorum Dogmatum
11:30-13:00: Pre-Carolingian insular world
David Howlett (Oxford) – Quadrivium to trivium: computus in the modal composition of literary texts
Tobit Loevenich (Munich) – Introducing the Computus Einsidlensis
Eoghan Ahern (Liverpool) – The physical world and its operation in early insular thought
14:00-15:00: Post-Carolingian insular world
Anthony Harris (Cambridge) – The missing computi in Wormald’s Kalendars
Marilina Cesario (Belfast) – Terraemotus magni erunt: physical and metaphorical earthquakes in the British Isles
15:30-16:30: Databases
Thom Snijders (Utrecht) & Judith ter Horst (Dublin) – Database of computistical manuscripts and object oriented cataloguing (computus.lat; computus.tchpc.tcd.ie)
Tuesday 20 June 2023 – Neil Lecture Theatre, Trinity Long Room Hub
09:30-11:00: Visigothica
Ines Warburg (Buenos Aires) – An Argument on finding Hebraeorum et Christianorum Pascha attached to Book X of the Etymologiae
Immo Warntjes (Dublin) – Theodulf of Orléans and the Libellus annalis of 793
Patrick Marschner (Vienna) – A ‘Famous Question’ and a newly discovered manuscript. Vatican, BAV, Reg. lat. 1530 and its relation to other known witnesses of Claudius of Turin’s De sex aetatibus mundi
11:30-13:00: Carolingian world
Christian Schweizer (Dublin) – Dicuil’s advanced computistics
Paula Harrison (Galway) – An indivisible moment: temporal taxonomy in the De divisionibus temporum of Laon, Bibliothèque Municipale, MS 422
Francesco Stella (Siena) – Editions of computistic poems in the Corpus Rhythmorum Musicum
15:00-16:30: Chronology
Máirín MacCarron (Cork) – How did Bede know how old he was?
Mathew Clear (Dublin) – The development of the ‘Dionysiac’ Easter Table in eighth and ninth century Carolingian manuscripts
Philipp Nothaft (Princeton) – Computus naturalis and historical chronology in twelfth-century Lotharingia: a new source