Daily Medieval

A daily post on the Middle Ages by Tim Shaw.

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Showing posts with label Abacus. Show all posts
Showing posts with label Abacus. Show all posts
Sunday, September 4, 2022

Armillary Spheres

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The "wooden terrestrial spheres" mentioned here are what we now call "armillary spheres." An armillary is a spherical a...
Saturday, September 3, 2022

The Ottonian Renaissance

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Although we use the term "renaissance" to refer primarily to a rebirth of art and culture that started in 14th century Italy and s...
Wednesday, January 30, 2013

Asking Questions

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Image from Adelard's translation of Euclid's Elements of Geometry Being inquisitive is the first step to learning.* In the early...
Thursday, August 16, 2012

The Abacus

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After mentioning Fibonacci 's work, the Liber Abacus , it occurred to me that the place of the abacus in history deserved a little atten...
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