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A volvelle or wheel chart is a type of slide chart, a paper construction with rotating parts. It is considered an early example of a paper analog computer . [ 1 ] Volvelles have been produced to accommodate organization and calculation in many diverse subjects.
It has 12 months, of 30 days broken down into two groups of six often termed "winter months" and "summer months". The calendar is peculiar in that each month always start on the same day of week . This was achieved by having 4 epagomenal days to bring the number of days up to 364, and then adding a sumarauki week in the middle of summer of some ...
In medieval and ancient philosophy, the Wheel of Fortune or Rota Fortunae is a symbol of the capricious nature of Fate. The wheel belongs to the goddess Fortuna ( Greek equivalent: Tyche ) who spins it at random, changing the positions of those on the wheel: some suffer great misfortune, others gain windfalls.
Printable version; In other projects Wikidata item; Appearance. move to sidebar hide. Help. Pages in category "Random text generation" The following 19 pages are in ...
Internet Medieval Sourcebook Project Primary source archive of the Middle Ages. The Online Reference Book of Medieval Studies Academic peer reviewed articles. Medieval Knights Medieval Knights is a medieval educational resource site geared to students and medieval enthusiasts. The Labyrinth Resources for Medieval Studies.
The term "portolan chart" was coined in the 1890s because at the time it was assumed that these maps were related to portolani, medieval or early modern books of sailing directions. [2] Other names that have been proposed include rhumb line charts, compass charts or loxodromic charts [ 3 ] whereas modern French scholars prefer to call them ...
ā—annus or aut.; á—aut.; Ắ—Antiphona.; a'—antiphona or autem. a.—annus. A.—Accursius or Albericus. A:—Amen. ab.—Abbas. abbāssa—Abbatissa.; abd ...
It used symbols for whole words or word roots and grammatical modifier marks, and it could be used to write either whole passages in shorthand or only certain words. In medieval times, the symbols to represent words were widely used; and the initial symbols, as few as 140 according to some sources, were increased to 14,000 by the Carolingians ...