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Dozenal Society of America

Promoting base twelve and alternative base mathematics

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The Dozenal Society of America

The DSA is a voluntary, nonprofit education corporation, organized for the conduct of research and education of the public in the use of dozenal (also called duodecimal or base-twelve) in calculations, mathematics, weights and measures, and other branches of pure and applied science.

Reflections on the DSGB

Title:	Reflections on the DSGB
Author:	Prof. Gene Zirkel
Year:	11E5
Subject:	Some reflections on the Dozenal Society of Great Britain.
http://www.dozenal.org/../sites_bck/default/files/db4a113_0.pdf

Prof. Zirkel compiled some thoughts from key DSGB Members including Brian Bishop, Shaun Ferguson, and Robert Carnaghan on the history of the Dozenal Society of Great Britain. Part II of two.

This website and the documents on it are licensed under a Creative Commons Attribution 3.0 Unported License.
Numeration on this site is in dozenal (also called duodecimal, or base twelve), using "X" for ten and "E" for eleven.
0 1 2 3 4 5 6 7 8 9 X E 10 11 12 13 14 15 16 17 18 19 1X 1E 20 21 22...
PDF documents may use a Dwiggins stylized "X" and "E" or the Pitman inverted "2" and "3".
The Humphrey point, or semicolon, is used for fractional parts; e.g., "0;6 = 0.5."