bio | website | |
---|---|---|
location | Hanoi | |
age | 31 | |
visits | member for | 3 years, 3 months |
seen | 1 hour ago | |
stats | profile views | 1,042 |
I am interested in commutative algebra, especially, local cohomology and characteristic $p$ method.
Dec 11 |
comment |
Errata for Atiyah-Macdonald
I can not solve the exercise 2(iii), Chapter 1 of A-M. Please help! |
Dec 9 |
revised |
Minimal length of quotient by parameter ideals
added 618 characters in body |
Dec 9 |
answered | Minimal length of quotient by parameter ideals |
Sep 18 |
awarded | Yearling |
Sep 9 |
awarded | Promoter |
Sep 6 |
asked | Dimension of totally reflexive modules |
Jul 2 |
awarded | Curious |
May 20 |
accepted | Colon operation after adjoint variables |
May 20 |
revised |
Colon operation after adjoint variables
added 805 characters in body |
May 15 |
answered | Colon operation after adjoint variables |
May 15 |
comment |
Colon operation after adjoint variables
Thanks you, Neil! |
May 14 |
asked | Colon operation after adjoint variables |
Mar 1 |
awarded | Self-Learner |
Feb 28 |
comment |
Dimension of a ring after localization
Example $u = 1 + X$ and $v = 1 + X^2$ we have $u - v = X - X^2 = X(1 -X)$ is unit in $T_S$ since both $X$ and $1-X$ are units in $T_S$. |
Feb 28 |
revised |
Dimension of a ring after localization
added 42 characters in body |
Feb 28 |
comment |
Dimension of a ring after localization
Thanks you Mahdi! I accepted your answer. |
Feb 28 |
accepted | Dimension of a ring after localization |
Feb 28 |
answered | Dimension of a ring after localization |
Feb 28 |
comment |
Dimension of a ring after localization
Dear Fred, I do not have that paper. Could you please sent it for me. I think I can prove it. |
Feb 27 |
comment |
Dimension of a ring after localization
I only known Countable Prime Avoidance Lemma for complete local ring before. Thanks you very much for the new form. But the ring in my question do not have this assumption. |