This decimal number representation scheme is based on a per-digit bar notation that indicates whether that digit is negative. The big advantage it has is that you only need to know how to multiply the numbers from 1 to 5 to be able to do normal decimal arithmetic.
everything2.com/title/Multiplying+using+bar+notation everything2.com/title/Multiplying+using+bar+notation
Cutler's bar notation - Wikipedia, the free encyclopedia
In mathematics, Cutler's bar notation is a notation system for large numbers, introduced by Mark Cutler in 2004. The idea is based on iterated exponentiation in much the same way that exponentiation...
en.wikipedia.org/wiki/Cutler's_bar_notation
Positional notation - Wikipedia, the free encyclopedia
A positional notation or place-value notation system is a numeral system in which each position is related to the next by a constant multiplier, (a common ratio) called the base or radix of th...
en.wikipedia.org/wiki/Positional_notation
Then, there is the more common form of the bar over the top of the repeating number or group of numbers (called the period?). ... I too have seen both notations and I agree that the bar notation is more common than the dot notation. In fact I think the dot notation is quite rare. I would not say either is "correct" but I would...
mathcentral.uregina.ca/QQ/database/QQ.09.00/duby1.html
It is recommended therefore that there should be a one-to-one correspondence in any given document between the vert bar character and a selected mathematical notation, and similarly for the double-bar command . This immediately rules out the use of | and   for delimiters, as in the notations for absolute value or norm,
www.nada.kth.se/~carsten/latex/amsldoc/node43.html
Instructions for making an Album-a-Day, and some completed projects! ... The mixing usually takes a while too. A fun experience, I encourage others to do it." OK, +3 points for using a coconut as a percussive instrument.
crapart.spacebar.org/aad/ crapart.spacebar.org/aad/
Gloria Mindock, Editor Issue No. 12 June, 2006 ... Copies of the authors’ books will be available for sale and signing during the cash-bar receptions following the readings.
www.cervenabarvapress.com/june_newsletter.htm www.cervenabarvapress.com/june_newsletter.htm
A Guide to Legal Issues for Pennsylvania Senior Citizens; Published By; The Pennsylvania Bar Association and; The Pennsylvania Bar Insurance and Trust Fund; 2009 - 2010;
www.pabar.org/pdf/guidelegalservicessc.pdf www.pabar.org/pdf/guidelegalservicessc.pdf
Using the ruse of seeking the healer's services to gain entrance to his office within his home, two magazine reporters secretly photographed and recorded the healer's examination of one of them.
www.floridabar.org/DIVCOM/PI/RHandbook01.nsf/1119bd38ae... www.floridabar.org/DIVCOM/PI/RHandbook01.nsf/1119bd38ae090a748525676f0053b606/dfc00ac22467b7f5852569cb004cbc2a
Curriculum for Huntsville City Schools ... The learner will be able to solve problems using numeric and geometric patterns. Examples: (a) predicting the cost of using a cell phone for 60 minutes when given a bar graph; (b) continuing a pattern for the 5th and 6th numbers when given the first four numbers in the pattern.
www.hsv.k12.al.us/dept/merts/instruction/CURRICULUM_GUI... www.hsv.k12.al.us/dept/merts/instruction/CURRICULUM_GUIDES/GuidesK_8_Scantron/MathK8/CR15557.HTM