The Duodecimal Bulletin

is an official publication of The Dozenal Society of America, Inc.

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011-00 to 043-0E
051-10 to 0E2-1E
101-20 to 152-2E
161-30 to 230-3E
240-40 to 293-4E
2X1-50 to 313-5E
314-60 to 352-6E
361-70 to 3E2-7E
401-80 to 452-8E
461-90 to 4E2-9E
501-X0 to 552-XE

About the Archive

Table of Contents

DB 4E1-9X, 11E6; (2010.)
Volume Four Dozen Eleven, Number One
Whole Number Nine Dozen Ten
“Digital Fractional Expansions”

Contents:
4E1.02 Cartoon “Dozenal conversion is good for business…”
4E1.03 President’s Message
4E1.03 Electronic Publication of the Bulletin / Editor
4E1.04 Robert Roy McPherson, DSA No. 4E; / Obituary
4E1.05 The Duodecimal Bulletin Online Archive / Editor
4E1.07 A Multiplication Oddity / Jean Kelly
4E1.08 Dozenal Counting on Your Fingers / Timothy F. Travis, DSA No. 342;
4E1.08 Problem Corner (Mathematical Symmetry)
4E1.09 On Maximal Repeating Sequences of Decimal Expansions
in Base Twelve / T. J. Gaffney, DSA No. 399;
4E1.10 Featured Figures / Dozenal Fractional Equivalents
4E1.11 A Numeral Toolbox / Michael De Vlieger, DSA No. 34E;
4E1.20 DozensOnline Forum: The Symbols Debate / Editor
4E1.26 Problem Corner (Logarithms and Bases)
4E1.27 Mathematics and Computer Education (Advertisement)
4E1.28 Book Review / Here’s Looking at Euclid / Gene Zirkel
4E1.2E The Mailbag
John Earnest · Erich Kothe · Jeff Wells · Shaun Ferguson
4E1.32 Join the DSA Today!

4b1c

Editor: Michael De Vlieger
Method: Digital (Adobe InDesign CS3, Illustrator CS3, Wolfram Mathematica 7.0, FontLab Studio 5.0.2)
Publication Date: November 2010.

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This page revised Saturday 15 January 2011.