Mathematics
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John Omielan
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Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 10 months
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Top posts (397) All Questions Answers | Votes Newest

11 Max product of $20$ numbers with mean $12$ if $n$-th number is $\frac{n}2$ or $2n$? Feb 5
10 It is impossible for $(x-1)^2+x^2+(x+1)^2$ to be a perfect square Jul 16
8 4 distinct integers with prime sum for each triple Aug 10
7 Show that $\lim\limits_{(x,y)\to(0,0)}[x\sin(1/y) + y\sin(1/x)]$ exist Aug 2
7 Prove that the product of any two numbers between two consecutive squares is never a perfect square Feb 17
6 Show that $\frac{f(x)}{x}$ is a decreasing function implies that $f(x)$ is subadditive Jul 30
6 Prove $\sin(a) < a < \tan(a)$ when $0 < a < \pi/2$ Aug 8
6 Why is the sqrt of a matrix different to ^0.5 Aug 9
6 How can I simplify $(4ab^{-1})^{-2}$ Feb 27
6 How is the missing digit calculated? Jan 1
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