2,152 reputation
1217
bio website none
location Spain
age 20
visits member for 1 year, 4 months
seen yesterday

NTS


Aug
23
awarded  Custodian
Aug
23
revised Proving $G\cong \Bbb{Z}_p$ if $|G|$ is prime.
Latex added for clarity
Aug
23
reviewed Reviewed Proving $G\cong \Bbb{Z}_p$ if $|G|$ is prime.
Aug
23
suggested suggested edit on Proving $G\cong \Bbb{Z}_p$ if $|G|$ is prime.
Aug
22
suggested suggested edit on Factoring Pre calculus Question
Aug
22
comment If in a semigroup $S$, $\forall x \exists ! y:xyx=x$, then $S$ is a group
@BabakS. But we want to show it is a group, so we will have to have inverses. I'm not using them, I'm finding them.
Aug
22
suggested suggested edit on Metric Space (Elementary Analysis)
Aug
22
answered If in a semigroup $S$, $\forall x \exists ! y:xyx=x$, then $S$ is a group
Aug
21
comment what is the best book for calculus?
Spivak's Calculus is usually consdered a good book.
Aug
21
revised Abstract Algebra question concerning $\mathbb{Z}_{n}$
added 31 characters in body
Aug
20
comment Different types of uncountability
And why isn't that a rigorous definition of uncountability?
Aug
20
answered Abstract Algebra question concerning $\mathbb{Z}_{n}$
Aug
20
revised Abstract Algebra question concerning $\mathbb{Z}_{n}$
fixed title math
Aug
20
suggested suggested edit on Abstract Algebra question concerning $\mathbb{Z}_{n}$
Aug
19
awarded  Autobiographer
Aug
19
comment Classification of Groups
For $2$ and $3$, I would say they're so small that he probably knew that there were only one of each.
Aug
18
answered Help with complex numbers $z^4 = i \bar z ^3$
Aug
18
answered $f(0) = 65$, $f(20) = 60$, Possible to determine $f(x)$?
Aug
17
accepted Determine the matrix of a quadratic function
Aug
17
accepted Check this topology exercise.