Aarony Jamesys's user avatar
Aarony Jamesys's user avatar
Aarony Jamesys's user avatar
Aarony Jamesys
  • Member for 5 years, 4 months
  • Last seen more than a month ago
  • Hong Kong
6 votes
2 answers
277 views

Find the maximum number of triangles that can have equal area

4 votes
3 answers
208 views

Find $n$ such that $n\sqrt5 - \lfloor{n\sqrt5}\rfloor$ is maximised or minimised?

4 votes
1 answer
127 views

Different methods of integration yield different results?

3 votes
3 answers
151 views

How to find effective partition of $n$ into $k$?

2 votes
1 answer
660 views

How many squares, including diagonal ones, can be drawn in an $n \times n$ dotted grid?

1 vote
2 answers
91 views

Number theory: Which one of the following numbers is prime?

1 vote
1 answer
83 views

Expressing the vector between a vertex of a triangle and a point on the opposite edge?

1 vote
0 answers
151 views

Prove $a^2b(a-b)+ b^2c(b-c)+ c^2a(c-a)\geq 0$ [duplicate]

1 vote
1 answer
71 views

Showing the existence of an integral number

0 votes
1 answer
101 views

Rigorously prove that $f(x) = x^k$ is the only rational function that satisfies a given equation.

0 votes
2 answers
119 views

Easy way to sum this expression $\sum_{n=1}^{10}(n-1)*2^n+1$

-2 votes
2 answers
80 views

Proof of $\lim_{x\to\infty} \frac{a^x}{x!}=0$ when $a$ is a constant [duplicate]