Skip to main content
Aaron Maroja's user avatar
Aaron Maroja's user avatar
Aaron Maroja's user avatar
Aaron Maroja
  • Member for 10 years, 1 month
  • Last seen this week
19 votes
1 answer
601 views

Derivation of a representation through a vector field

9 votes
1 answer
2k views

$f$ is continuous and open implies $f$ injective

8 votes
0 answers
261 views

Action of $Sp(1)$ over the sphere $S^7$

7 votes
3 answers
3k views

Showing that $xy \leq \frac{x^p}{p} + \frac{y^q}{q}$

6 votes
1 answer
674 views

Vector subbundle and frame field relation

5 votes
1 answer
901 views

Pullback of Fubini-Study form on $\mathbb {CP}^1$

5 votes
0 answers
424 views

Deriving Yang-Mills equations

4 votes
3 answers
202 views

If $\langle f'(x) \cdot v , v \rangle > 0$ then $f$ is injective

4 votes
2 answers
964 views

Existence of a non-abelian group of order $p^n$.

4 votes
1 answer
432 views

A proof involving nested integrals and induction [duplicate]

4 votes
1 answer
350 views

Showing a property of a curvature tensor in $S^2$

3 votes
1 answer
107 views

Sppliting field and Galois theory and its Automorphism group

3 votes
5 answers
236 views

Showing that $f_0 (x_1, \ldots, x_m) \mathrm tr A =\displaystyle{ \sum_{i=1}^n} f_0(x_1, \ldots, Ax_i,\ldots, x_m)$

3 votes
2 answers
136 views

Showing that $f$ is $C^\infty$

3 votes
1 answer
97 views

Showing that a quaternion is pure real

3 votes
1 answer
215 views

If $\alpha \wedge \omega = 0$ then $\alpha = f \omega$ for some $f$

3 votes
1 answer
231 views

The tangent map of multiplication - Maurer-Cartan form

3 votes
1 answer
245 views

Infinitesimal generator of a smooth $S^1$-action over $\mathbb C$

3 votes
0 answers
176 views

1-form sufficiently $C^1$-close to the zero section

2 votes
1 answer
215 views

Rational Euler number of oriented Seifert manifolds

2 votes
1 answer
178 views

Showing that the base space is homeomorphic to the total space through an equivalence relation

2 votes
1 answer
150 views

Showing a function $\varphi_t$ is a homeomorphism

2 votes
1 answer
649 views

Existence of a positively homogeneous function of degree $k$

2 votes
1 answer
2k views

Homotopic type of $GL^+(n)$, $SL(n)$ and $SO(n)$

2 votes
2 answers
45 views

Show that $\overline \varphi (a Z (D_4)) = Id$

2 votes
1 answer
990 views

Inner product property in a convex set.

1 vote
1 answer
61 views

Converse of Borel-Lebesgue in $\mathbb R^n$

1 vote
1 answer
27 views

Showing that $|f(a+v) - f(a) - T\dot\,v| \leq \sup_{0<t<1} |f'(a+tv) - T|\dot\,|v|$

1 vote
1 answer
181 views

Retract of $D^n \times [0,1] \times [0,1]$

1 vote
1 answer
47 views

Example of a set that does not have the local product property and an extra property