This is kind of cool: the Cistercian numerals are a forgotten number system developed by the Cistercian monastic order in the early thirteenth century [1,2].
Interestingly, Cistercian numerals are much more compact than Arabic or Roman numerals; with a single character you could write any integer from 1 to 9999.
Featuring author Alex Bellos - check his books (including the Language Lover's Puzzle Book) on Amazon: https://amzn.to/3oU0wjTMore links & stuff in full desc...
![This is kind of cool: the Cistercian numerals are a forgotten number system developed by the Cistercian monastic order in the early thirteenth century [1,2].
Interestingly, Cistercian numerals are much more compact than Arabic or Roman numerals; with a single character you could write any integer from 1 to 9999.
#math
References
------------
[1] "Cistercian numerals", https://en.wikipedia.org/wiki/Cistercian_numerals
[2] "The Forgotten Number System", https://www.youtube.com/watch?v=9p55Qgt7Ciw](https://friendica.opencloud.lu/photo/preview/640/207617 "This is kind of cool: the Cistercian numerals are a forgotten number system developed by the Cistercian monastic order in the early thirteenth century [1,2].
Interestingly, Cistercian numerals are much more compact than Arabic or Roman numerals; with a single character you could write any integer from 1 to 9999.
#math
References
------------
[1] \"Cistercian numerals\", https://en.wikipedia.org/wiki/Cistercian_numerals
[2] \"The Forgotten Number System\", https://www.youtube.com/watch?v=9p55Qgt7Ciw")
