10 ENGLISH BOOKS RELATING TO «REPUNIT»
Discover the use of
repunit in the following bibliographical selection. Books relating to
repunit and brief extracts from same to provide context of its use in English literature.
In recreational mathematics, a repunit is a number like 11, 111, or 1111 that contains only the digit 1. The term stands for repeated unit and was coined in 1966 by Albert H. Beiler. A repunit prime is a repunit that is also a prime number.
Jesse Russell, Ronald Cohn, 2012
2
Elementary Number Theory with Applications
Repunit Primes The largest known repunit prime is R1031, discovered in 1985 by
Hugh C. Williams of the University of Manitoba. Repunit primes appear to be
scarce, since there are only five such repunits Rn for n < 10,000. The known ...
3
Stream Ciphers and Number Theory
5.4.3 Prime Repunits and their Cryptographic Values Repunits are the decimal
integers 1,11,111,1111,... .fin is used to denote 11... 1 = (10n - l)/9. The known
facts about repunits are 1. if Rn is a prime, then n must be a prime; 2. a repunit (^
1) ...
Thomas W. Cusick, Cunsheng Ding, Ari Renvall, 2004
4
CRC Concise Encyclopedia of Mathematics, Second Edition
Repunit A (generalized) repunit to the base b is a number OF THE FORM
References Huang, J.-S. Lectures on Representation Theory. Singapore: World
Scientific, 1999. Represented As An expression describing a form in which a
quantity ...
5
Mathematical Olympiad Challenges
(a) Prove that any repunit in base 5 with an even number of digits is the product
of two consecutive positive integers. (b) Prove that any repunit in base 9 is a
triangular number. 2. Prove that 1_L^_1 = 22_^_2 + (333;__3)2. 2« times n times
n ...
Titu Andreescu, Razvan Gelca, 2008
6
Smarandache Notions, Vol. 14
ON SMARANDACHE REPUNIT N NUMBERS Jason Earls 513 N. 3rd Street
Blackwell, OK 74631 USA Abstract: We define three new sets of numbers
somewhat similar to Repunit numbers [1] and the Smarandache Unary numbers[
2], which ...
W. B. Vasantha Kandasamy, editors W. B. Vasantha Kandasamy, M. Khineshvisan, G. Niculescu, M. Khoshnevisan, 2004
7
Modern Fortran: Style and Usage
write (repunit, fmt='(i0, a, f10.4)', & iostat=ioerr) i, objects(i)%description, & objects
(i)%numvalue end do ... rewind (repunit, iostat=ioerr) ! *Cmnt−1: comment
skipping read (repunit, *, iostat=ioerr) ! skip title read (repunit, *, iostat=ioerr) ! skip
col.
Norman S. Clerman, Walter Spector, 2011
8
An Introduction to Programming with Mathematica®
This function is ideally written as an iteration. ln[20]:= RepUnit[n_] : = Nest [ (10 #
+ 1) &, 1, n - 1] /.= RepUnit[7] Out[21]= 1111111 ln[22]:= Map[RepUnit [#] &,
Range [12]] 452 An Introduction to Programming with Mathematica.
Paul R. Wellin, Richard J. Gaylord, Samuel N. Kamin, 2005
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. 11111 Repunit is a main-belt asteroid.
Isidoros Krastyo Morpheus, 2012
10
Elementary Number Theory in Nine Chapters
An intent ^ decirn^' notation using only ones is called a repunit, short for te?eaV^
f'y-C^^ The n th repunit, /?„, is given by (10" — l)/9. There is a seated °* 2^e^
among tne repunits. The only known repunit primes for n \esstV\*° . * «2, ^3n. and
...
James J. Tattersall, 2005
9 NEWS ITEMS WHICH INCLUDE THE TERM «REPUNIT»
Find out what the national and international press are talking about and how the term
repunit is used in the context of the following news items.
关于光棍数的有趣数学题
作为数学爱好者，在中国我们可以把全部由阿拉伯数字1构成（即形如11...1）的十进位制自然数，定义为“光棍数”（英文叫“repunit number”，可翻译为“叠一数”），除光棍 ... «科学时报, Nov 14»
11-11-11 meaning: A special once-a-century repunit palindrome day
In an email missive, Inan explains that 11-11-11 is a once-in-a-century repunit palindrome day. If you've never heard of the word "repunit" (our word-processing ... «Los Angeles Times, Nov 11»
Anonymous' Night of a Thousand Masks Is Tonight, Folks: Don Thy …
The 11-11-11 meaning is not simply limited to a once a century repunit palindrome, for tonight Anonymous members will be donning thousands of Guy Fawkes ... «Death and Taxes, Nov 11»
Twins turn 11 as all the numbers align
Today is known as a "repunit palindrome day'', which will not occur again this century. A repunit is a number such as 11, 111 or 1111 that contains only the digit ... «Stuff.co.nz, Nov 11»
11/11/11: One little number adds up to a lot
THE DATE 11/11/11 is a numerical palindrome, meaning it reads the same forward and backward. What's more, it's something math nerds call a repunit — for ... «The Seattle Times, Nov 11»
JONATHAN CAMERON/Fairfax NZ
A repunit is a number such as 11, 111 or 1111 that contains only the digit 1. Celebrating the special occasion on Armistice Day also holds significance for ... «Stuff.co.nz, Nov 11»
It's all 1s for Cameron
A repunit is a number such as 11, 111 or 1111 that contains only the digit 1. Regular palindromic days are more common, with two already this year – 1/10/2011 ... «The Dominion Post, Nov 11»
Numbers fun: 11-11-11... another once-a-century palindrome!
If expressed as 11-11-11 (or simply, 111111), it is a very special once-a-century repunit (a number that contains only a repeated number, such as the digit 1) ... «KPLU News for Seattle and the Northwest, Nov 11»
HIMIKO恥ずかTシャツなど「BTOOOM！」グッズ続々発売
dododod [Twitter] コミックナタリー - HIMIKO恥ずかTシャツなど「BTOOOM！」グッズ続々発売. 2011年6月11日 8:31. repunit [はてなブックマーク] イケメンに着てほしい。 «コミックナタリー, Jun 11»
