1. (i) Show by hand that 2 is a primitive root mod 19. (ii) Find² a complete set of primitive roots mod 19.
1. (i) Show by hand that 2 is a primitive root mod 19. (ii) Find² a complete set of primitive roots mod 19.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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[Number Theory] How do you solve question 3? The second picture is for definitions. Thank you!
Additional information:
- We say that a group G is abelian if its elements commute, that is, gh = hg for all g, h in G
- Un is an abelian group under multiplication mod (n)
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