Problem Chinese remainder Theorem

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SUMMARY

The discussion centers on solving the Chinese Remainder Theorem problem, specifically finding the set of solutions \(x = x(r,s,t)\) such that \((r + 2\mathbb{N}) \cap (s + 3\mathbb{N}) \cap (t + 5\mathbb{N}) = x + n\mathbb{N}\). Participants clarified that \(n\) is defined as the least common multiple of the moduli, which is \(n = \text{lcm}(2, 3, 5) = 30\). This establishes the framework for determining the intersection of the specified arithmetic progressions.

PREREQUISITES
  • Understanding of the Chinese Remainder Theorem
  • Knowledge of least common multiples (LCM)
  • Familiarity with modular arithmetic
  • Basic algebraic manipulation skills
NEXT STEPS
  • Study the application of the Chinese Remainder Theorem in solving systems of congruences
  • Learn how to compute least common multiples using prime factorization
  • Explore modular arithmetic properties and their implications in number theory
  • Investigate advanced topics in number theory related to congruences and their solutions
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Mathematicians, students studying number theory, and anyone interested in solving modular arithmetic problems using the Chinese Remainder Theorem.

Julio1
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Find the set of solutions $x=x(r,s,t)$ such that $(r+2\mathbb{N})\cap (s+3\mathbb{N})\cap (t+5\mathbb{N})=x+n\mathbb{N}.$

Hello MHB :). Any hints for the problem?
 
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Hi Julio,

Could you specify what $n$ is? Is it $30$?
 
Euge said:
Hi Julio,

Could you specify what $n$ is? Is it $30$?

Hi Euge :).

Yes, $n=\text{lcm}(2,3,5)=30.$
 

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