Reputation
53,969
Next tag badge:
379/400 score
171/80 answers
Badges
9 47 125
Newest
 Yearling
Impact
~693k people reached

Apr
7
reviewed No Action Needed Using telescoping property to prove difference of powers
Apr
7
reviewed Leave Closed Has lack of mathematical rigour killed anybody before?
Apr
5
reviewed Leave Open How to show that an object is a discrete valuation ring? (Fulton, Exercise 2.14)
Apr
5
reviewed Leave Open Is the intersection of two Noetherian rings Noetherian?
Apr
3
reviewed Looks OK Floor function and little oh notation
Jan
16
reviewed Approve Lebesgue point of density on $[0,1]$ and Dynkin's theorem
Dec
18
reviewed Leave Closed How to select the right books?
Dec
18
reviewed No Action Needed Group theory applications along with a solved example
Dec
17
reviewed Approve For any $p,q\in\mathbb{Z}[i]$, $\mathrm{N}(\gcd(p, q))$ must divide $\gcd(\mathrm{N}(p), \mathrm{N}(q))$
Dec
9
reviewed Edit Can a multiplicatively closed subset contain zero?
Nov
1
reviewed Approve Ring of integers with prime numbers
Oct
28
reviewed Edit Prove that $\lim_{x→\infty}\sin(x)$ doesn't exist
Sep
22
reviewed Edit How to efficiently determine whether or not there is a collision between two 3D triangles?
Sep
18
reviewed Approve How to find identity and inverse for the group $(\mathbb{Z}, \ast)$, where $a \ast b = a+b-ab$
Sep
15
reviewed Edit If $A\subseteq B$ and $B\subseteq C$ then $A\subseteq C$.
Sep
10
reviewed No Action Needed Lagrange Multipliers to determine min and max
Sep
10
reviewed Approve Evaluating $\displaystyle\sum_{x=a}^b \left\lfloor {\frac{k}{x}} \right\rfloor$
Sep
10
reviewed Looks OK Axiom of infinity: What is an inductive set?
Sep
10
reviewed Looks OK Multiple integral 3 dimension
Aug
5
reviewed No Action Needed Calculating average over a year