[MR] Wikipedia: Arithmetic Rope

Garth Groff and Sally Sanford mallardlodge1000 at gmail.com
Fri Dec 6 13:41:18 PST 2019

Noble Friends,

Ever wonder how medieval builders measured stuff, you know, distance,
angles, made circles. It was by a simple device called an "arithmetic
rope". This was  simple rope with equidistant knots in it:
https://en.wikipedia.org/wiki/Arithmetic_rope . Neat solution.

Yours Aye,

Mungo Napier, Laird of Mallard Lodge  🦆

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