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Messages 13 - 42 of 209   Oldest  |  < Older  |  Newer >  |  Newest
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13
Dear friends, Solutions to some of the answers will be posted as an attachment (.pdf file). Please ensure that you have adobe acrobat reader installed on your...
Sudarshan Iyengar
sudarshansr
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Jul 1, 2005
11:05 am
14
I have found these links: http://mathworld.wolfram.com/Binary.html http://mathworld.wolfram.com/Base.html http://mathworld.wolfram.com/Digit.html ...
Payam Samidoost
samidoost
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Jul 1, 2005
11:07 am
15
Please find attached a file which contains problem number 6 of koblitz (page 10). messages pertaining to Solution, observations, allied results are all welcome...
Sudarshan Iyengar
sudarshansr
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Jul 2, 2005
1:05 pm
16
Dear friends, I am restarting the group activity from today. I guess there will be a lot of activity from now onwards. I suggest that you change your mail...
S. R. SUDARSHAN IYENGAR
sudarshansr@...
Send Email
Jul 18, 2005
1:20 pm
17
Dear friends, For readability sake lets stick onto a couple of mail posting rules:- 1) Please follow bottom posting… By bottom posting I mean typing below...
S. R. SUDARSHAN IYENGAR
sudarshansr@...
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Jul 18, 2005
1:39 pm
18
Multiplication of (r x n) by an (n x s)-matrix gives an (r x s) matrix which has "rs" elements.Each element in a matrix is obtained by performing 'n'...
PRAJNA SHETTY
prajna_dreamz
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Jul 19, 2005
4:50 am
19
NATIONAL WORKSHOP ON CRYPTOLOGY 12-14 August 2005 Department of Information Science & Engineering Jawaharlal Nehru National College of Engineering ...
sathya narayana sv
sathya_sv@...
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Jul 19, 2005
12:15 pm
20
hi, Let m be a k-bit integer such that k=[log m]+1, all logs to the base 2, ... Yes. Since there are rs entries in the resultant matrix, time complexity for...
Sarad AV
jtrjtrjtr2001
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Jul 19, 2005
12:16 pm
21
Hello! I am Srinivas M Jantali from the department of Mechanical Engineering of PESIT, Bangalore. This is my first mail to the group. I hav been following all...
srinivas dixit
arpitmj_85@...
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Jul 20, 2005
10:26 am
22
hi, ... The digits of pi, though I didn't count how many :-) Sarad....
Sarad AV
jtrjtrjtr2001
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Jul 20, 2005
12:17 pm
23
[If you don't have koblitz book with you, please don't attempt to read this post, it may not make sense.] Dear friends, An interesting observation. 6th page...
Sudarshan Iyengar
sudarshansr
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Jul 20, 2005
12:19 pm
24
hi, ... When we multiply a k-bit integer with another k-bit integer, we get an utmost (k+k)=2*k bit long integer and not a k^2 bit long integer. ... That...
Sarad AV
jtrjtrjtr2001
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Jul 21, 2005
5:35 am
25
hi, Just for the record, the rules of binary subtraction are 0-0=0 1-1=0 1-0=1 0-1=1 with carry from the next significant bit. ... Its probably easily...
Sarad AV
jtrjtrjtr2001
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Jul 21, 2005
5:35 am
26 Sudarshan Iyengar
sudarshansr
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Oct 25, 2005
5:46 am
27
Cryptography as we all know is the art of secret communication. Cryptanalysis on the other other hand is the art of extracting desired information from...
Prince Of Primes
luvushiv
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Oct 31, 2005
4:29 pm
28
http://www.mindspring.com/~pate/ nice link. You will find some of the exercise problems from koblitz implemented here....
Sudarshan Iyengar
sudarshansr
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Oct 31, 2005
6:04 pm
29
hi, Its an art and science.Not for the latter, we wouldn't be studying it our math books . Sarad. ... __________________________________ Yahoo! Mail - PC...
Sarad AV
jtrjtrjtr2001
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Nov 1, 2005
6:20 am
30
http://www.techworld.com/storage/news/index.cfm?NewsID=4727&inkc=0 "Another factor is encryption sophistication. If 256-bit triple-DES or similar techniques...
Sarad AV
jtrjtrjtr2001
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Nov 5, 2005
2:20 pm
31
http://mathworld.wolfram.com/news/2005-11-08/rsa-640/ __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the...
Sarad AV
jtrjtrjtr2001
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Nov 9, 2005
3:25 pm
32
A very brief quick introduction to cryptography....
SUDARSHAN IYENGAR
sudarshansr
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Nov 12, 2005
4:28 am
33
Why people r so interseted in this rsa challenge nos?.What is the use? ... http://mathworld.wolfram.com/news/2005-11-08/rsa-640/ ...
aravind raja
psaravind2004
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Nov 21, 2005
10:12 am
34
hi, Since integer factoring is a 'hard' problem, the security of the RSA encryption algorithm revolves around it.The breaking of each challenge gives an idea ...
Sarad AV
jtrjtrjtr2001
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Nov 21, 2005
4:35 pm
35
Its just the curiosity. Also is the reason that no efficient method is known to factor except for intelligent brute forcing kinda technique. Factoring problem...
SUDARSHAN IYENGAR
sudarshansr
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Nov 21, 2005
4:41 pm
36
Can somebody send algorithms ( simplest ) for factorisation ? Just for a start and to get a feeling of the complexity involved? Links or related resources...
ajan u nair
aunair
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Nov 22, 2005
6:10 am
37
hi, The easiest algorithm to code up will be trial division.Let 'n' be the number you want to factor.Generate primenumbers P_i=2,3,5... Max=sqrt(n) for(P_i=2 ;...
Sarad AV
jtrjtrjtr2001
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Nov 22, 2005
2:40 pm
38
you are computing just the prime factors of the number n. To factorize a number you also need to know the highest power of the prime which is the factor of the...
SUDARSHAN IYENGAR
sudarshansr
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Nov 23, 2005
1:23 am
39
hai I ask this question just for fun.I am doing my M.S thesis on factoring algorithms.Now I am working on designing a new factoring algorithm. In the case of...
aravind raja
psaravind2004
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Nov 23, 2005
10:01 am
40
Do post your factoring algorithm when you are done with it! Sarad. ... __________________________________ Yahoo! FareChase: Search multiple travel sites in one...
Sarad AV
jtrjtrjtr2001
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Nov 23, 2005
2:53 pm
41
hi, The algorithm calculates all the prime powers of 'n',it gives the complete factorisation. It has a 'while loop',the same context as in a C program. It ...
Sarad AV
jtrjtrjtr2001
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Nov 23, 2005
2:54 pm
42
I get you, this seems to be a linear time problem to generate the exact factorization once the complete set of primes which divide the number are known. ...
SUDARSHAN IYENGAR
sudarshansr
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Nov 23, 2005
3:42 pm
Messages 13 - 42 of 209   Oldest  |  < Older  |  Newer >  |  Newest
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