Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

  7. current community

    your communities

    more stack exchange communities

    company blog
Mathematics
Meta User
Network Profile
1,069 reputation
5
16

math.h

Math undergrad student. Also likes philosophy.

27 answers
120 questions
~12k people reached
  • Member for 2 years, 7 months
  • 239 profile views
  • Last seen 10 hours ago

Communities (3)

Top Network Posts

We respect a laser-like focus on one topic.

Top Tags (68)

Score 4
Posts 40
Posts % 27
Score 2
Posts 25
Score 2
Posts 17
Score 1
Posts 19
Score 1
Posts 12
Score 0
Posts 12
View all tags →

Top Posts (147) All Questions Answers | Votes Newest

5 Proving that the set of all increasing sequences is uncountable Jan 11 '17
4 If for every $\epsilon>0$ we obtain some continuous function $g$ such that $|f(x)-g(x)|<\epsilon$, then $f$ is also continuous Feb 4 '17
4 Show that a set is finite if and only if every linear ordering on it is a well-ordering Feb 21 '17
4 If $a^2=b^2+c^2$, show that among those integers there is a multiple of 5 and a multiple of 2 Sep 26 '17
4 If $gh=hg$ and $\rho$ is a representation of $G$, then the matrices $\rho(g)$ and $\rho(h)$ are simulatenously diagonalizable May 17
4 How do you convince someone that parallel lines can touch/meet? Jan 9 '17
3 There are exactly $2^k$ elements $a\in R$ such that $a^2=a$. Sep 16
3 Confirmation of Proof: $p\mid n \implies p\nmid n+1$ Oct 16 '17
3 About the group structure of the quotient $G/H$, where $H$ is a normal subgroup. Apr 29
3 Finite groups with the same presentation are isomorphic, has the 'same' center and conjugacy classes? Jun 9
View all questions and answers →

Badges (21)

Gold —
Silver 5

Rarest
Bronze 16

Rarest
View all badges →