图书简介

Introduction; 1 The Julian calendar and the problem of the equinoxes in the early Middle Ages; 2 The ecclesiastical lunar calendar and its critics, 300-1100; 3 Calendrical astronomy in the Twelfth-Century Renaissance; 4 The consolidation of a calendar reform debate in the thirteenth century; 5 Astronomers and the calendar, 1290-1500; 6 The papal reform project of 1344/45 and its protagonists; 7 Church councils and the question of Easter in the fifteenth century; 8 The harvest of medieval calendar reform; References

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