Abstract Algebra - ideals and generators

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SUMMARY

The discussion focuses on solving problems related to ideals and generators in the context of Abstract Algebra, specifically within the ring of Gaussian integers Z[i]. The first problem requires finding integers x and y such that 3-8i and 2+3i satisfy the equation ax + by = 1. The second problem involves demonstrating that the ideal I=(85,1+13i) is principal by identifying a generator. The division algorithm is a crucial tool for solving these problems.

PREREQUISITES
  • Understanding of Gaussian integers Z[i]
  • Familiarity with ideals in ring theory
  • Knowledge of the division algorithm in algebra
  • Ability to perform operations with complex numbers
NEXT STEPS
  • Study the properties of Gaussian integers and their applications
  • Learn about the structure of ideals in ring theory
  • Explore the division algorithm in the context of complex numbers
  • Investigate examples of principal ideals and their generators
USEFUL FOR

Students of Abstract Algebra, mathematicians interested in ring theory, and anyone looking to deepen their understanding of ideals and generators in Gaussian integers.

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Homework Statement


a.) Let a=3-8i and b=2+3i. Find x,y ϵ Z[i] such that ax+by=1.
b.) Show explicitly that the ideal I=(85,1+13i) \subseteq Z[i] is principle by exhibiting a generator.

Homework Equations


Given ideal: I=(85,1+13i) \subseteq Z[i]
a=3-8i
b=2+3i

Honestly, I am beyond lost on this problem. Any help would be appreciated. Thanks!
 
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You should apply the division algorithm in a suitable way.
 

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