30,726 reputation
454128
bio website
location Montréal, Québec
age 27
visits member for 3 years, 6 months
seen 4 hours ago

7h
comment Flex point on an elliptic curve
There is definitely something wrong in the statement of this exercise.
9h
revised any $2$-dimensional rep of a finite, non-abelian simple group is trivial
deleted 8 characters in body
9h
revised any $2$-dimensional rep of a finite, non-abelian simple group is trivial
added 374 characters in body
9h
answered any $2$-dimensional rep of a finite, non-abelian simple group is trivial
11h
revised How many non-rational complex numbers $x$ have the property that $x^n$ and $(x+1)^n$ are rational?
added 707 characters in body
12h
comment How many non-rational complex numbers $x$ have the property that $x^n$ and $(x+1)^n$ are rational?
@marty My calculations suggest that there are finitely solutions many for any integer $a$.
15h
revised Functors that has a natural transformation from identity
added 145 characters in body
15h
answered Functors that has a natural transformation from identity
15h
comment Surface area of a solid of revolution: Why does not $ \int_{b}^{a} 2\pi \,f(x) \,dx $ work?
tutorial.math.lamar.edu/Classes/CalcII/SurfaceArea.aspx
16h
comment Why $ \mathbb{Z}[x]$ is not Principal Ideal Domain
@user26857 Ok. I didn't read the comments.
16h
comment Why $ \mathbb{Z}[x]$ is not Principal Ideal Domain
@user26857 I guess not. I hadn't seen that answer.
16h
answered Why $ \mathbb{Z}[x]$ is not Principal Ideal Domain
17h
awarded  Constituent
1d
revised math books of undergraduate/graduate level without formula?
added 325 characters in body
1d
answered math books of undergraduate/graduate level without formula?
1d
answered What are some interesting sole exceptions or counterexamples?
1d
comment What are some interesting sole exceptions or counterexamples?
All primes are $\not \equiv 0$ mod $3$, except $3$ ;)
1d
awarded  Announcer
1d
comment Is $(G,*)$ commutative?
As stated, this question makes no sense. Are you sure you mean for any 3 consecutive integers? Or for some?
1d
answered Are the principal congruence subgroups of SL(2,Z) normally generated by a single element?