Question on isomorphism of finite field
60760
Ring homomorphism and characteristic
68753
Elements in finite field extensions
27728
Question on a homomorphism of a set G.
109610
Is $\mathbb{R}[X]/(P)$ isomorphic to $\mathbb C$ for every irreducible polynomial $P$ of degree $2?$
93017
Isomorphism between $\Bbb R$ and $\Bbb R(X)$?
25439
f(a) = inverse of a is an isomorphism iff a group G is Abelian
132133
Number of elements of a finite field
45179
When does the isomorphism $G\simeq \ker(\phi)\times \operatorname{im}(\phi)$? hold?
157915
Isomorphism between the group $(\mathbb Z[x], +)$ and $(\mathbb Q_{>0}, .)$
91222
Isomorphism between $\mathfrak o(4,\mathbb R)$ and $\mathfrak o (3,\mathbb R) \oplus\mathfrak o (3,\mathbb R) $
158282
Finite order of an element $f(g)$ of a homomorphism $f$
147667
Polynomial ring isomorphisms
59811
Finite Abelian groups with the same number of elements for all orders are isomorphic
78553
A simple finite group $G$ with $n$ p-Sylows is isomorphic to a subgroup of $\mathbb A_n$
3703
Order of finite fields is $p^n$
140865
Rings' second isomorphism theorem
106178
Question of an isomorphism of $\epsilon_ 0$ and a subset of the rationals.