Is it possible for two finite fields with the same characteristic to not be isomorphic?
59882
is it possible for two fields with the same characteristic to not be isomorphic?
25793
Extension fields isomorphic to fields of matrices
116594
Finite fields are isomorphic
25050
To prove that $(F,+)$ and $(F-\{0\},\cdot)$ are not isomorphic as groups.
42810
Is $(\mathbb{Q},+)$ isomorphic to $(\mathbb{Q}^n,+)$?
64130
Prove that $\mathbb{Q}^{\times}$ not isomorphic to $\mathbb{Z}^{n}$
79056
Prove that $\mathbb Z^n$ is not isomorphic to $\mathbb Z^m$ for $m\neq n$
108044
Isomorphic extensions of $\mathbb Z_3$ by $\mathbb Z_3 \times \mathbb Z_3$ which are not equivalent
71608
A property of finite field of order $2^n$
10885
Existence of irreducible polynomials over finite field
58490
Polynomials, finite fields and cardinality/dimension considerations
99756
Squarefree polynomials over finite fields
156859
Proving that $GF(p^n)$ contains a unique subfield isomorphic to $GF(p^m)$ if and only if $m$ is a divisor of $n$.
48962
Show the two fields are not isomorphic
112125
In an extension field, is there any difference between the original field and its isomorphic copy in the extension field?
2254
Finite group with isomorphic normal subgroups and non-isomorphic quotients?
119305
Is the splitting field equal to the quotient $k[x]/(f(x))$ for finite fields?