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Gibbs
  • Member for 6 years, 4 months
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6 votes
2 answers
694 views

Linearity of indefinite integrals

4 votes
2 answers
161 views

A determinant of a $3\times 3$ matrix

3 votes
1 answer
181 views

Italian pronunciation of the symbol $dx$

3 votes
1 answer
266 views

Connected 1-manifolds

3 votes
3 answers
233 views

Definition of sphere without using a metric

2 votes
1 answer
86 views

A computation with derivations and skew-derivations

2 votes
2 answers
334 views

Canonical isomorphism between $\Lambda^2 V$ and $\mathbb{R}$

2 votes
0 answers
54 views

A technical step working on an almost Hermitian manifold

2 votes
1 answer
652 views

Affine varieties over $\mathbb{C}$ are never compact in standard topology unless they are single points

2 votes
1 answer
82 views

An exercise with prime numbers

2 votes
0 answers
131 views

Invariance of Clifford multiplication

1 vote
0 answers
41 views

Decomposition of the space of two-forms

1 vote
1 answer
65 views

Exact sequence in cohomology on a complex manifold

1 vote
0 answers
47 views

One-dimensional isotropy group in a two-torus

1 vote
1 answer
309 views

Integral of an exponential with matrices

1 vote
0 answers
59 views

Actions of sets endowed with algebraic structures

1 vote
1 answer
544 views

Isomorphic representations of a group

1 vote
0 answers
79 views

Local construction of a map on a manifold

1 vote
1 answer
104 views

Circles passing at most through one point with integer coordinates

0 votes
1 answer
27 views

Submodule of a space of 2-vector fields

0 votes
1 answer
231 views

Rank of a distribution

0 votes
0 answers
198 views

Coimage of a $G$-linear map as a sub representation of its domain

0 votes
2 answers
68 views

About the definition of $\mathrm{G}_2$

0 votes
1 answer
57 views

A (wrong?) description of homogeneous spaces

0 votes
1 answer
32 views

Controlling the convergence of a series