Reputation
3,114
Next privilege 5,000 Rep.
Approve tag wiki edits
Badges
1 6 18
Newest
 Yearling
Impact
~95k people reached

Jun
17
comment Q-automorphisms determind by associates to id-element?
It is true that the automorphism maps an element r to another root of the minimal polynomial of r over Q.
Jun
4
awarded  Yearling
Jun
4
reviewed Approve Converting X, Y and Z Co-ordinates(Cartesian Co-ordinate Systems) into their respective angles(Yaw, Pitch and Roll))
May
29
comment Prove that $\sin(a)$ + $\cos(a)\leq\sqrt{2}$
It looks like you want to show $|\sin(a)+\cos(a)|\le \sqrt{2}$.
May
28
reviewed Approve The square of minimum area with three vertices on a parabola
May
25
reviewed Approve A subspace of a metric space is normal
May
18
reviewed Approve Solving a ratio of summation
May
11
reviewed Approve What is the expectation? $E\left[\left(\frac{q}{p}\right)^{X_n}\right]$?
May
11
reviewed Approve Continuously bounding a matrix valued function by another matrix valued function
May
11
reviewed Approve Taking the logarithm of a periodic function
May
3
reviewed Reject Strictly positive element in a C*-algebra
Apr
27
reviewed Reject Discrete Mathematics Proof Question
Apr
27
reviewed Reject Rational normal curve of degree 4
Apr
24
answered Finding the size of a Galois Group of a splitting field for a polynomial of degree 6.
Jan
17
reviewed Approve How to generate $2\times 2$ matrix with integer entries and both eigenvalues inside unit disk
Jan
8
comment Kernel and image of a homomorphism $SL(2,5)\to S_5$
$S_5$ has a trivial center.
Dec
16
awarded  Caucus
Oct
15
reviewed Reject Show that $\gcd(3n,3n+ 2) = 1$ when $n$ is odd
Oct
3
reviewed Approve Solving seperable ODE $\frac{dy}{dx} = \sin x\cdot\sinh^2 y $
Sep
24
reviewed Approve First order nonlinear ODE