# Edison

United States

none

Engineer by day, (wannabe) mathematician by night.

Learning the fundamentals, this includes:

Number theory, Ireland and Rosen

Lie algebras, Humphreys

In the long term I hope to learn about elliptic curves and modular forms.

Top Questions
18 votes

10 votes

## Showing two ring homomorphisms that agree on the integers must agree on the rationals

asked Sep 9 '11 at 4:38

9 votes

## If matrices \$A\$ and \$B\$ commute, \$A\$ with distinct eigenvalues, then \$B\$ is a polynomial in \$A\$

asked Sep 16 '11 at 5:16

6 votes

## A group of order \$195\$ has an element of order \$5\$ in its center

asked Dec 13 '11 at 7:33

6 votes

## Characterization of the trace function

asked Feb 2 '12 at 5:20

6 votes

## Groups acting on themselves

asked Oct 12 '11 at 2:51

5 votes

## Basic question on primitive roots

asked Feb 3 '12 at 5:47

5 votes

## Union of an infinite number of subgroups

asked Oct 13 '11 at 1:57

5 votes

## Showing a normal subgroup contains a subgroup

asked Sep 28 '11 at 3:09

5 votes

## Error in argument regarding the Cayley Hamilton theorem

asked Oct 9 '11 at 1:02

Top Answers