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David

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

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  • Member for 5 years, 2 months
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  • Last seen Apr 5 '16 at 5:55

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51 Prove the following trigonometric identity without a calculator involved Feb 17 '16
19 Must perpendicular (resp. orthogonal) lines meet? Dec 10 '15
16 What are the Laws of Rational Exponents? Jan 27 '16
15 Circle enclosing all but one of $n$ points Feb 17 '16
15 Three angles are linearly independent over $\mathbb{Q}$? Mar 25 '16
13 Examples of a categories without products Feb 3 '16
12 Are there any objects which aren't sets? Mar 23 '16
10 The minimum value of $ f(x) = | x - 1 | + | x - 2 | + | x - 3 | $ is? Dec 11 '15
9 Irreducible of $\mathbb Z/p\mathbb Z$. Dec 19 '15
8 Is $k+p$ prime infinitely many times? Feb 3 '16
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