Elements of a finite field
67332
Sum of two squares modulo p
20218
Is this field extension finite?
157585
Structure theorem of finite rings
114590
Prove that any finite group $G$ of even order contains an element of order $2.$
69935
Field extensions of finite degree and primitive elements
150170
Subrings of fraction fields
94326
a square in a finite field of odd order
47091
How to construct finite fields of any prime power order?
95692
Factoring polynomials of the form $1+x+\cdots +x^{p-1}$ in finite field
59134
Proving idempotent elements in $\mathbb{Z}_n$
3703
Order of finite fields is $p^n$
92822
Finite number of elements generating the unit ideal of a commutative ring
134676
Number of elements of order $p$ is a multiple of $p-1$ (finite group).
117005
Rules in the ring with coefficients in finite field $\mathbb{F}_p$
81354
The product of all the elements of a finite abelian group
78350
When does a finite ring become a finite field?
143321
Number of roots of a polynomial over a finite field