2,882 reputation
522
bio website normalesup.org/~lairez
location France
age 25
visits member for 1 year, 4 months
seen yesterday
stats profile views 254

Ph. D. student at INRIA Rocquencourt (France)


Aug
1
comment $I\cdot J$ principal implies $I$ and $J$ principal?
Ok, I take it !
Aug
1
accepted $I\cdot J$ principal implies $I$ and $J$ principal?
Aug
1
comment $I\cdot J$ principal implies $I$ and $J$ principal?
Thanks, but the product ideal is zero.
Aug
1
comment $I\cdot J$ principal implies $I$ and $J$ principal?
Nice example ! Am I right if I say that $I$ is locally principal ?
Aug
1
comment $I\cdot J$ principal implies $I$ and $J$ principal?
Thanks, I wrote proper meaning non-zero.
Aug
1
revised $I\cdot J$ principal implies $I$ and $J$ principal?
added 278 characters in body
Aug
1
asked $I\cdot J$ principal implies $I$ and $J$ principal?
Jul
23
awarded  Nice Question
Jul
22
accepted Spectrum of $R[x]$
Jul
22
answered Spectrum of $R[x]$
Jul
21
comment Spectrum of $R[x]$
@BillDubuque & Georges — So I was mistaken, thank you for your answers. I have to think about it.
Jul
20
comment Spectrum of $R[x]$
@DylanMoreland: Yes, but what about non finite dimensional ring ?
Jul
20
revised Spectrum of $R[x]$
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Jul
20
comment Codimension of the complement of a quasi-affine open subset of a variety
Is it Ok for affine variety ? If yes then this is enough since the dimension if a local notion.
Jul
20
asked Spectrum of $R[x]$
Jul
6
revised When Can I Conclude Two Algebras are Isomorphic?
edited tags
Jul
6
comment Poisson equation on half-space
@Vobo — Thanks. I'm a bit disappointed though that we have to use the Poisson kernel, and not only the existence of a distribution solution.
Jul
5
comment Poisson equation on half-space
@Vobo — I do. I want to prove that there exists a $f$ solution of the first system such that F is obtained from $f$ by imparity on the $n$th variable.
Jul
4
asked Poisson equation on half-space
Jul
4
revised If a function is uniformly continuous on $(-\infty,-1]$ and $[-1,\infty)$ is it uniformly continuous on $\mathbb{R}$
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