had developed an equivalent system in 1973‚ but it was classified until 1997 * The RSA scheme is a block cipher in which the plain text and cipher text are integers between 0 and n-1 for some n. * A Typical size of n is 1024 bits or 309 decimal digits. * This is a public key encryption scheme. * In this scheme two pairs of integers {e‚ n} and {d‚ n} are used. First of them i.e. {e.n} is called the RSA public key and the other one i.e. {d‚ n} is called the RSA secret key.
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1 (a). Perform the following: (i) 10000110002 to Hexadecimal (ii) ABCDE16 to Decimal (iii) A1F2.F16 to Octal ________ (i) 19 08 07 06 05 14 13 02 0100 2 ( base 10 ( base 16 = (29) + (24) + (23) = 536 16|536 =21816 33 8 2 1 (ii) A B C D E16 ( base 10 A4 B3 C2 D1 E 0 = (10*164) + (11*163) + (12*162) + (13*161) + (14*160) = 70371010 (iii)A1F2.F16 (base 2 ( base 8 A3 12 F1 20 . F-1 =1010 0001 1111 0010.1111 base 2 =1 010 000 111 110 010.111 1
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Graduations on the main beam. Decimal Reading Vernier Scale. 1/40th of an inch is subdivided into 25 by the vernier to read to onethousandth. One inch is first divided into ten‚ and then 40 graduations. Each smallest graduation on the main beam represents .025". Inch Fractional and Decimal Readings This vernier caliper has two scales which enable readings to a fraction of an inch as in the case of 1/128" graduated vernier (upper scale)‚ or in decimals as in the case of 1/1000" graduated
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Section 4.1 Divisibility and Modular Arithmetic 87 CHAPTER 4 Number Theory and Cryptography SECTION 4.1 Divisibility and Modular Arithmetic 2. a) 1 | a since a = 1 · a. b) a | 0 since 0 = a · 0. 4. Suppose a | b ‚ so that b = at for some t ‚ and b | c‚ so that c = bs for some s. Then substituting the first equation into the second‚ we obtain c = (at)s = a(ts). This means that a | c‚ as desired. 6. Under the hypotheses‚ we have c = as and d = bt for some s and t . Multiplying
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What is the receivables turnover? (Round your answer to 2 decimal places (e.g.‚ 32.16).) | Receivables turnover | times | Requirement 2: | The days’ sales in receivables? (Round your answer to 2 decimal places (e.g.‚ 32.16).) | Days’ sales in receivables | days | Requirement 3: | How long did it take on average for credit customers to pay off their accounts during the past year? (Round your answer to 2 decimal places (e.g.‚ 32.16).) | Average collection period
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The catalytic effect of D-block ions and the kinetics of reactions iodine clock reaction: By Stephen Parsons 6K2 Centre number: 61813 Candidate number: 8270 Table of Contents My aim and my reaction: 3 Rate of reaction: 4 Activation enthalpy: 5 Collision theory: 6 The effect of temperature on reaction rate: 7 The effect of concentration on reaction rate: 7 The effect of a catalyst on reaction rate: 8 D-block elements: 9 The effect of extra kinetic energy (from stirring etc.): 10 Where
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C IN A NUTSHELL Other resources from O’Reilly Related titles oreilly.com C Pocket Reference Practical C Programming Secure Programming Cookbook for C and C++ Programming Embedded Systems with C and C++ Programming with GNU Software Objective-C Pocket Reference Prefactoring Practical Development Environments oreilly.com is more than a complete catalog of O’Reilly books. You’ll also find links to news‚ events‚ articles‚ weblogs‚ sample chapters‚ and code examples. oreillynet.com is the essential
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Numbers can also be rounded merely for simplicity rather than to indicate a given precision of measurement‚ for example to make them faster to pronounce in news broadcasts. Arithmetic precision can also be defined with reference to a fixed number of decimal
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mathematical constant whose value is the ratio of any circle’s circumference to its diameter in Euclidean space; this is the same value as the ratio of a circle’s area to the square of its radius. It is approximately equal to 3.141593 in the usual decimal notation (see the table for its representation in some other bases). The constant is also known as Archimedes Constant‚ although this name is rather uncommon in modern‚ western‚ English-speaking contexts. Many formulae from mathematics‚ science‚ and
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LOGIC DESIGN ASSIGNMENT 1. A. B. To convert 85.85 from its decimal form to binary. 2|85 0.85 × 2 = (1). 70 2|42 r 1 0.70 × 2 = (1).40 2|21 r 0 0.40 × 2 = (0).80 2|10 r 1 0.80 × 2 = (1).60 2|5 r 0 0.85₁₀ = .1101₂ 2|2 r 1 2|1 r 0 =1010101₂ THEREFORE 85.85₁₀ = 1010101.1101₂ 2|0 r 1 To convert 85.85₁₀ to Octal 8|85 0.85 x 8 = (6).80 8|10 r 5 0.80 x 8 = (6).40 8|01 r 2
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