Elementary proof that $Gl_n(\mathbb R)$ and $Gl_m(R)$ are homeomorphic iff $n=m$
70576
Elementary proof that $\mathbb{R}^n$ is not homeomorphic to $\mathbb{R}^m$
132311
T$\mathbb{S}^{n} \times \mathbb{R}$ is diffeomorphic to $\mathbb{S}^{n}\times \mathbb{R}^{n+1}$
39453
How do I prove that $S^n$ is homeomorphic to $S^m \Rightarrow m=n$?
121886
Proving image of $f:D^n\rightarrow \mathbb{R}^n \;$ contains $\;D^n$
115414
Lie Algebra of $SL_n(\mathbb H)$
73458
Double cover of $GL(n,\mathbb{C})$.
57166
Showing that $\Bbb R[x] / \langle x^2 + 1 \rangle$ is isomorphic to $\Bbb C$ question
23037
Computing the order of $\mathrm{SL}_2(\mathbb F_p)$ as the kernel of $\mathrm{GL}_2(\mathbb F_p)$
114987
How many connected components does $\mathrm{GL}_n(\mathbb R)$ have?
120035
Pattern in Isomorphisms between $\mathbb Z_m \times \mathbb Z_n$ and $\mathbb Z_{mn}$
154117
Showing $[(fg)h]_n = [f(gh)_n]$ in the linear algebra $F^\infty$
91085
how to find $|GL_2(F_p)|$
91222
Isomorphism between $\mathfrak o(4,\mathbb R)$ and $\mathfrak o (3,\mathbb R) \oplus\mathfrak o (3,\mathbb R) $
16602
Proving $M_n(I)\lhd M_n(R)$ and proofs about ideal rings.
51898
Show that $\operatorname{Hom}_{R} (R,M) \cong M$
35569
Prove that $[0,1]$ isn't homeomorphic to $\mathbb{R}$
15387
Order of $GL(n, \mathbb Z_p)$