3,852 reputation
11345
bio website bruno.stonek.com
location Montevideo, Uruguay
age 24
visits member for 3 years, 6 months
seen 5 hours ago

Math student in Université Paris 13.


Feb
10
asked Some questions about the Tor functor as a two-variable functor related to the arbitrary character of the choice of projective resolutions
Feb
2
answered linear maps $\mathbb{R} \to \mathbb{R}$ are bijective or zero
Jan
31
answered Composition and one factor are monomorphisms, is the other factor mono?
Jan
31
asked Can we compare limits over different diagrams?
Jan
21
asked Right adjoints preserve limits
Jan
21
answered How many connected components does $\mathrm{GL}_n(\mathbb R)$ have?
Jan
17
asked Hopkins-Levitzki: an uncanny asymmetry?
Jan
13
asked “The Yoneda embedding reflects exactness” is a direct consequence of Yoneda?
Jan
12
asked A result of flat modules that *needs* to deal with the *construction* of the tensor product?
Dec
11
answered Is there a less ad hoc way to find the degree of this extension?
Dec
10
answered Are free modules injective?
Nov
9
asked A ring with IBN which admits a free module with a generator with less elements than a basis
Nov
7
asked Cardinality of a minimal generating set is the cardinality of a basis
Nov
5
asked Is the axiom of universes 'harmless'?
Oct
26
answered Every $R$-module is free $\implies$ $R$ is a division ring
Oct
23
answered Particular case of Nakayama's lemma
Oct
23
asked Must a solution defined for $(t_0,+\infty)$ with bounded limit in $+\infty$ tend to a constant solution?
Oct
21
asked Stability of autonomous linear systems of ODEs
Oct
12
asked Particular case of Nakayama's lemma
Oct
1
asked Square roots of $-1$ in quaternion ring