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Just me!


Nov
20
comment Wedderburn-Artin theorem
Patrick: Thanks. I have some good level in mathematics and I have never heard this second part which I mentioned. The cyclic part is of course OK. But thanks in clarify me the second one!
Nov
20
comment Wedderburn-Artin theorem
The module $B$ is a typo, right? You mean $A$ I guess.
Nov
20
asked Wedderburn-Artin theorem
Nov
13
asked Applications of the Jordan-Hölder Theorem.
May
2
revised homomorphism of Laurent polynomial ring
Just to name an equation
May
2
suggested suggested edit on homomorphism of Laurent polynomial ring
Apr
19
comment Surjective homomorphism on Laurent polynomial ring, part II
Hi, could you give a look at my other question in link. Thanks,
Apr
19
asked homomorphism of Laurent polynomial ring
Jan
22
comment PBW Theorem applied to graded Lie algebras
@user8268 The gradation is in $\mathbb Z_+^n$, then something more is necessary. There is no meaning for $b_1<\cdots< b_m$ in this case. Do you know where there exists a proof in the case of $\mathbb Z_+$-gradation? I think that it is possible to extend it... Otherwise, you could write one here to help!
Jan
22
comment PBW Theorem applied to graded Lie algebras
@user8268: I think that he wants a decomposition of each piece in terms of tensor products of symmetric powers of ${\frak a}[r_i]$ for suitable choice of $a[r_i]$. I don't know how to do either.
Jan
5
awarded  Promoter
Jan
1
asked Integral forms of loop algebras.
Dec
25
accepted Sum involving units of a ring.
Dec
24
accepted Parabolic subalgebra
Dec
16
accepted Surjective homomorphism on Laurent polynomial ring, part II
Dec
16
comment Surjective homomorphism in Laurent polynomial ring.
Thank you for helping me to do in the better way! I was not realizing the importance of this hypothesis which was inserted in the new question link. It was very helpful to understand what happens if I take out this hypothesis on my original problem. See the other question if you can!
Dec
16
asked Surjective homomorphism on Laurent polynomial ring, part II
Dec
16
awarded  Cleanup
Dec
16
accepted Surjective homomorphism in Laurent polynomial ring.
Dec
16
revised Surjective homomorphism in Laurent polynomial ring.
rolled back to a previous revision