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TheBestMagician
  • Member for 3 years, 10 months
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6 votes
6 answers
601 views

Prove that there are no integer solutions to $x\left(y^{2}-1\right)=y\left(2+\frac{1}{x}\right)$

5 votes
0 answers
81 views

Reflections of a point about n lines returns point to its original position

4 votes
1 answer
102 views

Three hyperbolas related to a triangle concur at two points

4 votes
1 answer
153 views

Expected Value of Magnitude of Sum of Unit Vectors

4 votes
1 answer
105 views

Summing the kth-nacci sequences over k

3 votes
2 answers
295 views

How can we use graph theory to solve this basic AMC 10 Problem?

3 votes
2 answers
123 views

Closed form of $\sum_{n=0}^{\infty} \frac{n^k}{2^n}$

3 votes
2 answers
131 views

Possible pattern involving $x$ in the continued fraction expansion of $\frac{1}{\sqrt[3]{x^3+1}-x}$

2 votes
1 answer
85 views

Is $\exp(a\exp(a\exp(a\cdots)))$, where $a=\pi/2$, a valid representation of $i$?

1 vote
1 answer
85 views

Is there a neater way to solve 2016 AIME ii #13 (and generalize it?)

1 vote
2 answers
861 views

What are some real-world applications of functional equations?

1 vote
1 answer
96 views

Solving a fractional inequality without trial and error

1 vote
0 answers
55 views

Non-trivial equalities modulo prime powers

1 vote
0 answers
23 views

Asymptotics on coefficients of bivariate generating function

0 votes
2 answers
64 views

Pyramid Volumes Sum

0 votes
1 answer
178 views

Unsolved Problems in Elementary Game Theory With Real-World Applications

0 votes
1 answer
88 views

Combinatorial sums, a possible formula for inserting a dummy variable in the front?

0 votes
1 answer
784 views

What are some applications for inverting matrices?

0 votes
1 answer
114 views

Summing a recurrence to infinity

-2 votes
1 answer
94 views

Fractional Infinite Power Tower