Mathematics
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Martin R
  • Member for 9 years, 8 months
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All Questions Answers
Score Newest
answer
151
Why does this matrix give the derivative of a function?
Nov 22, 2015
answer
76
If a two variable smooth function has two global minima, will it necessarily have a third critical point?
Feb 13, 2021
answer
64
Taylor series for $\sqrt{x}$?
Jan 16, 2015
answer
28
What are the coefficients in the expansion of $(x+y)(x+2y) \cdots (x+ny)$?
Nov 7, 2018
answer
26
Is the AM-GM inequality the only obstruction for getting a specific sum and product?
May 3, 2020
answer
25
How to prove that adding $n$ to the numerator and denominator will move the resultant fraction close to $1$?
Feb 6, 2019
answer
21
Are balls around a point always symmetric about the axes?
Jul 27, 2020
answer
20
Pair of functions with same values and same derivatives at distinct points
Nov 8, 2020
answer
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, 2020
answer
19
Show that $\int_{0}^{\pi/6} {\cos (x^2)}\mathrm{d}x\ge\frac12$.
Dec 10, 2018
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