The product of primitive polynomials is primitive.
107435
Exercise from Atiyah-Macdonald, Chapter 1, 2.iv)
120629
Prove if $n$ has a primitive root, then it has exactly $\phi(\phi(n))$ of them
42813
Square valued integer polynomial
1060
Minimal polynomial of intermediate extensions under Galois extensions.
80671
Product of sums of square is a sum of squares.
36087
Every Function in a Finite Field is a Polynomial Function
117484
Why is $c+q$ still a primitive root modulo $q$?
10514
Proof that no polynomial with integer coefficients can only produce primes
40107
primitive n-th roots of unity
42265
A proof that $\displaystyle\sum_{i=1}^{n}P''(r_i)/P'(r_i)=0$ for a degree $n$ polynomial
58425
Defining the Product of Ideals
8255
Real polynomials from repunits to repunits ( Putnam 2007 A4)
134709
Express symmetric polynomial $\prod_{i < j} (X_i+X_j)$ in terms of elementary symmetric functions
37953
Primary Decomposition of $\mathbb{R^n}$ under T
97729
Show that a polynomial $f(x)$ over a field $k$ is irreducible if and only if the polynomial $f(x+1)$ is irreducible
50668
Show that $\mathbb{Q}(\sqrt2, \sqrt[3]2)$ is a primitive field extension of $\mathbb{Q}$.
134916
When g and -g are both primitive roots