714 reputation
312
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location UK
age
visits member for 2 years, 2 months
seen Dec 15 at 18:40

Dec
12
asked Pull-back of a one-form on a sphere.
Dec
2
revised A particular case of Zariski's lemma
added 6 characters in body
Dec
2
asked A particular case of Zariski's lemma
Nov
5
asked Square is not an algebraic set.
Nov
5
asked Inverse image of a maximal ideal under a morphism of finitely generated $\mathbb{C}$-algebras.
Oct
18
asked $\mathbb{Q}_p$ contains a square root of $4p+1$, but not of $4p$.
Oct
13
comment Divisibility of polynomials in a subfield of a field.
maybe I can say that the coefficients of $h$ are obtained from the coefficients of $f$ and $g$ by operations $\pm, \times, /$ and this means that these coefficients have to be in $K$?
Oct
13
asked Divisibility of polynomials in a subfield of a field.
Oct
3
comment Techniques to understand mathematics. What and how?
as little as I have learnt, quite a substantial part of it was through talking to people who do mathematics
Oct
1
accepted The derivative as a linear function
Oct
1
asked The derivative as a linear function
Sep
29
awarded  Yearling
Jul
2
awarded  Curious
Jul
2
awarded  Inquisitive
May
22
awarded  Organizer
May
22
revised 8 less than triple a number is equal to -5 (I'm trying to find the unknown number)
edited tags
May
22
suggested approved edit on 8 less than triple a number is equal to -5 (I'm trying to find the unknown number)
May
3
accepted The interior of $[0,1]\times \{0\}$ as a subset of $\mathbb{R}^2$ and as a subset of $\mathbb{R}\times\{0\}$.
May
3
comment The interior of $[0,1]\times \{0\}$ as a subset of $\mathbb{R}^2$ and as a subset of $\mathbb{R}\times\{0\}$.
ok, so just use homeomorphism $\mathbb{R}\cong \mathbb{R}\times \{0\}$?
May
3
asked The interior of $[0,1]\times \{0\}$ as a subset of $\mathbb{R}^2$ and as a subset of $\mathbb{R}\times\{0\}$.