miracle173

less info
meta site favicon meta user | stack exchange network profile network profile
840 reputation
611
bio website
location Vienna, Austria
age
visits member for 2 years
seen Apr 13 at 9:03
stats profile views 86

WolframAlpha
Alpertron


31 Answers

newest activity votes
14
how to find the balls?
8
How to show $e^{e^{e^{79}}}$ is not an integer
7
Find all polynomials $P$ such that $P(x^2+1)=P(x)^2+1$
4
Evaluate $\sum\limits_{k=1}^n k^2$ and $\sum\limits_{k=1}^n k(k+1)$ combinatorially
3
Find all polynomials $P$ such that $P(x^2+1)=P(x)^2+1$
3
there exist infinitely many values $n\in \mathbb{N}$ such that $8n^{2}+5$ is divisible by $7$ and $11$, without using diophantine equations
3
Power series of $\ln(x+\sqrt{1+x^2})$ without Taylor
2
Given the Hasse diagram tell if the structure is a lattice
2
How does SatoshiDice work?
2
finding a minorant to $(\sqrt{k+1} - \sqrt{k})$
2
A solution to $y^5 \equiv 2\pmod{251} $
2
How many combinations of 6 items are possible?
1
equivalence between uniform and normal distribution
1
Optimal ladder position to maximize height reached
1
Can you help me solve these questions related to a Logical theory?
1
A puzzle related to loops.
1
Erased number?
1
Can you combine axioms for a vector space?
1
Factoring Quadratics
1
The Invariance Principle
1
How to convert a plane (e.g. $4x - 3y + 6z = 12$) into parametric vector form?
1
Proving Fibonacci Identites
0
Optimisation problem; Length of a cable
0
Solve, $x^2-y^2=176$; $6x+5y=3\sqrt{400+x^2}=3\sqrt{576+y^2}$
0
How do I show that the pythagoras theorem holds for the specific case of an “isosceles right triangle”?
0
Given integers $(a_i)$, what's the smallest $k$ for which the $a_i$ are distinct mod $k$?
0
Question on logical inferences
0
A solution to $y^5 \equiv 2\pmod{251} $
0
A solution to $y^5 \equiv 2\pmod{251} $
0
100 Soldiers riddle
1 2