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mechanodroid

Twisted little monkey demon.

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  • Member for 4 years, 9 months
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Top Posts (1,224) All Questions Answers | Votes Newest

23 How to prove that $x^2+y^2+z^2=14^n$ holds for distinct integers $x,y,z$ for every natural $n$? Jun 30 '18
21 Why not include as a requirement that all functions must be continuous to be differentiable? Jun 20 '18
15 Is every norm increasing? Jun 22 '18
14 How to prove that $x^2 +1 \geq 2x$? Sep 10 '17
12 Prove that all three roots of $f(x)=0$ are zero. Also prove that $a+b+c=0$. Jul 26 '18
10 find the value of $p(-\pi)$ and $p(0)$? Sep 9 '18
10 How to determine the $\lim_{n\to \infty} \frac{1+2^2+\ldots+n^n}{n^n}=1$. Sep 11 '17
9 Computing $e^{tA}$, where $A$ is a matrix Jun 10 '18
9 Counterexample of non invertible operator Dec 26 '18
9 Prove that if $r,s,t \in \Bbb{N}$, then $2^r + 2^s = 2^t \iff r=s$ Sep 14 '17
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