A question on primitive root of unity
54358
Why $(1-\zeta)$ unit where $\zeta$ is a primitive nth and n divisible by two primes
111193
Picture indicating the fifth roots of unity
115241
If $p$ and $q = 2p + 1$ are both odd primes, show that $-4$ and $2(-1)^{(1/2)(p-1)}$ are both primitive roots modulo $q$.
150300
Root of unity for $n+1$
111199
Does there exist a formula for product of the primitive $ n $th roots of unity.
128575
Elementary proof that $3$ is a primitive root of a Fermat prime?
46821
Finding roots in $\mathbb{Z}_p$
17919
For every prime of the form $2^{4n}+1$, 7 is a primitive root.
107765
Prove that there exists two roots in $[-1,1]$
103323
Finding a primitive root of a prime number
68458
Roots of unity and large expression
15202
the root of $N$th transpose matrix
44802
The $n$ complex $n$th roots of a complex number $z$
79343
How to compute the nth root of a very big integer
104075
Cube roots of the complex numbers 1+i?
69935
Field extensions of finite degree and primitive elements
155245
root of an odd degree polynomial