Are there multiple non-isomorphic principal $G$-bundles on Euclidean space?
12772
A fiber bundle over Euclidean space is trivial.
54333
In categorical terms, why is there no canonical isomorphism from a finite dimensional vector space to its dual?
74675
Why is there no natural isomorphism between $V$ and its dual?
23579
If $G$ is isomorphic to $H$, then ${\rm Aut}(G)$ is isomorphic to ${\rm Aut}(H)$
121034
Follow-up to question: Aut(G) for G = Klein 4-group is isomorphic to $S_3$
108664
Sufficient and necessary conditions to get an infinite fiber $g^{-1}(w)$
66866
Algebraic dual of $\mathbb{R}^{\mathbb{N}}$
102284
$GL(n,\mathbb R)/SL(n,\mathbb R)$ is isomophic to $\mathbb R^\times$
142352
how to prove $G_1$ and $G_2$ aren't isomorphic?
1026
Ring homomorphism with $\phi(1_R) \neq1_S$
45179
When does the isomorphism $G\simeq \ker(\phi)\times \operatorname{im}(\phi)$? hold?
72103
Failure of isomorphisms on stalks to arise from an isomorphism of sheaves
121449
An isomorphism from $GL_{2}(\mathbb{F_{2}})$ to $S_{3}$
142698
Proving that the fundamental groups of two spaces with same homotopy type are isomorphic
20296
The ideal $I= \langle x,y \rangle\subset k[x,y]$ is not principal
88474
$\mathbb{A}^{2}$ not isomorphic to affine space minus the origin
58595
Existence of a G-invariant matrix