Proposal Removal of the unit-circle tag The unit-circle tag has just been created. It doesn't seem to me that the concept of unit circle deserves a tag.
7:33 AM
I have retagged all those five questions. Most of them, I replaced it with circle. — Arctic Char 21 hours ago
@ArcticChar that seems good. trigonometry is also probably a fine substitute. — Integrand 17 hours ago
2 hours later…
9:51 AM
0
It is known that the diameter of a particular type of automobile tyre follows a normal distribution with mean and variance being $600$ millimetres and $3$ millimetres respectively. Ten samples are collected from a large population of manufactured tyres as : It is believed that the manufactured ...
5 hours later…
2:50 PM
2
The decimal representations of $\frac{1}{7},\frac{2}{7},\frac{3}{7},\frac{4}{7},\frac{5}{7},\frac{6}{7}$ are $0.\overline {142857}, 0.\overline {285714}, \dots ,0.\overline {857142}$, which surprisingly are all cyclic shifts of each other. Is this a coincidence? This was my initial question, an...
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