Gcd - PowerPoint PPT Presentation


Understanding Linear Congruences and the Euclidean Algorithm in Number Theory

Exploring concepts of linear congruences using examples like finding times congruent to 2 o'clock and applying the Euclidean Algorithm to determine the greatest common divisor of 52 and 180. Learn about Bezout's Theorem for expressing GCD as a linear combination of the given numbers.

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Recursive Algorithms in Computing

Explore recursive algorithms in computing, including the definition, examples like factorial, exponentiation, GCD, and modular exponentiation. Dive into the concept of solving problems by breaking them into smaller instances, ensuring termination with known solutions.

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Understanding Linear Combinations and Common Divisors Theorem

Exploring the relationship between linear combinations and common divisors through the theorem connecting the greatest common divisor (GCD) and the smallest positive integer linear combination (SPC) of two integers a and b. The theorem states that the GCD is less than or equal to the SPC, with proof

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Understanding Greatest Common Divisor and Euclidean Algorithm

Learn about the concept of greatest common divisors (GCD), how to compute them efficiently using the Euclidean Algorithm, the Quotient-Remainder Theorem, and the properties of common divisors. Explore examples and applications of GCD, extending to linear combinations, prime factorization, and other

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Advanced Seminar on Problem Solving Techniques

Explore various problem-solving techniques such as prefix sum, hash, GCD, LCM, and more in this advanced seminar. Learn how to calculate complex mathematical functions efficiently and sort arrays in linear time complexity. Enhance your problem-solving skills and algorithmic thinking.

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Understanding Cryptography: Basic Concepts in Number Theory and Divisibility

This text delves into the fundamental concepts of number theory, divisibility, and finite fields essential for understanding cryptography. It covers topics such as divisibility, properties of divisibility, the division algorithm, the Euclidean algorithm for determining the greatest common divisor, a

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Understanding Euclid's Algorithm: An Ancient Approach to Finding Greatest Common Divisors

Euclid's Algorithm, dating back 2500 years, offers a simpler method to find the greatest common divisor (gcd) of two non-negative integers compared to traditional factorization. By iteratively applying a rule based on the gcd of remainders, it efficiently computes gcd values. The basis of the algori

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Basic Concepts in Number Theory and Finite Fields for Cryptography

In this presentation, the basic concepts of number theory, including divisors, properties of divisibility, the division algorithm, and the greatest common divisor (GCD), are explored in the context of cryptography and network security. The importance of finite fields in cryptographic operations such

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