Dear friends, I am extremely happy to activate this forum from today. It was promised that the forum would be activated last month by this time. I could not...
Dear friends, I expected some discussions and questions to wander in our group. But somehow I never saw anything happen. Seems you people are waiting to see...
"What can you say about n if d_0 = 0 ?" This would imply that the number is divisible by b. Proof : Let the number be n = ( d_[k-1] d_[k-2]...d_1d_0 )_b where...
Hi, The first five exercise problems (page number 10) is extremely easy... Its purely calculational in nature. Lets jump to the next problem... I believe 6th...
The following questions are to be answered first before trying to tackle the sixth problem... [The base under consideration is 10 here, p and q here are...
hi, ... The second is .010101.. * 12 The third is .001001.. *123 The fourth is .000000001...*123456789 Doing a little bit of trial and error gives us the idea...
Hi everyone As I have not yet access the book, may I ask to write down the question 6? Is the chapter 1 available in pdf form? Moreover, I appreciate any other...
hi, No, an electronic copy of the book is not available. You might have to buy a hard copy. Sudarshan, please try to post the question in full for the benefit...
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...
Please find attached a file which contains problem number 6 of koblitz (page 10). messages pertaining to Solution, observations, allied results are all welcome...
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@...
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@...
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'...
NATIONAL WORKSHOP ON CRYPTOLOGY 12-14 August 2005 Department of Information Science & Engineering Jawaharlal Nehru National College of Engineering ...
sathya narayana sv
sathya_sv@...
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...
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@...
Jul 20, 2005 10:26 am
22
hi, ... The digits of pi, though I didn't count how many :-) Sarad....
[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...
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...
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...
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...
hi, Its an art and science.Not for the latter, we wouldn't be studying it our math books . Sarad. ... __________________________________ Yahoo! Mail - PC...
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...
http://mathworld.wolfram.com/news/2005-11-08/rsa-640/ __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the...
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