page_title: Computus
hierarchical_section_title: Computus
caption_attribution_description: English: A monk monking in a scriptorium. Unknown medieval manuscript illumination&#160;?
context_page_description: Computus is the method for calculating the date of Easter. In the early 4th century there was confusion about when Christian Easter or the Resurrection should be celebrated.
context_section_description: Computus (Latin for "computation") is the method for calculating the date of Easter. In the early 4th century there was confusion about when Christian Easter or the Resurrection should be celebrated.
caption: Dionysius Exiguus invented the Anno Domini era to calculate the Easter date.
exif: {}