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

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  • Member for 8 years, 8 months
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147 Why does this matrix give the derivative of a function? Nov 22 '15
63 If a two variable smooth function has two global minima, will it necessarily have a third critical point? Feb 13
53 Taylor series for $\sqrt{x}$? Jan 16 '15
27 What are the coefficients in the expansion of $(x+y)(x+2y) \cdots (x+ny)$? Nov 7 '18
25 How to prove that adding $n$ to the numerator and denominator will move the resultant fraction close to $1$? Feb 6 '19
25 Is the AM-GM inequality the only obstruction for getting a specific sum and product? May 3 '20
21 Are balls around a point always symmetric about the axes? Jul 27 '20
20 Show that $\int_{0}^{\pi/6} {\cos (x^2)}\mathrm{d}x\ge\frac12$. Dec 10 '18
19 Show that $f'(c) +9 \int_{0}^{1/3} f(x) \, dx = 0$ for some $c$ if $\int_{0}^{1} f(x) \, dx = 0$ Mar 9 '20
19 Pair of functions with same values and same derivatives at distinct points Nov 8 '20
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