Let $\phi_{n}(x)$ be the $n$-th cyclotomic polynomial. What are the restrictions to $n$ (if any) to have $\phi_{n}(x)$ divides $\phi_{2n}(x)$ (where division is in $\mathbb{Z}[x]$)?
2 of 3
added 11 characters in body; added 46 characters in body; added 1 characters in body
Kikiriku
- 101
- 1
- 4
Cyclotomic Polynomials
Kikiriku
- 101
- 1
- 4