Name of Bar That Denotes a Repeating Decimal
Date: 08/30/2004 at 00:32:09 From: Stephen Subject: Mathematical symbol name What is the name of the bar that goes over a digit or group of digits that signifies that the digit or group repeats?
Date: 08/30/2004 at 06:19:51 From: Doctor Luis Subject: Re: Mathematical symbol name Hi Stephen, Good question! The bar is called a "vinculum", which is Latin for "bind". You can read more at the following web pages: http://mathcentral.uregina.ca/QQ/database/qq.09.96/mcclain1.html http://mathworld.wolfram.com/RepeatingDecimal.html Let us know if you have any more questions. - Doctor Luis, The Math Forum http://mathforum.org/dr.math/
Search the Dr. Math Library:
Ask Dr. MathTM
© 1994-2015 The Math Forum