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Zafer Cesur

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

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  • Williamstown, MA, United States
  • Member for 7 years, 4 months
  • 262 profile views
  • Last seen Dec 11 '19 at 21:03

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14 Closed form expression for $\sqrt{4+\sqrt[3]{4+\sqrt[4]{4+\dots}}}$ Feb 3 '14
10 Why is it that $2^{10} + 2^{9} + 2^{8} + \cdots + 2^{3} + 2^2 + 2^1 = 2^{11} - 2$? Jan 5 '14
5 Shelving identical books Jan 31 '14
4 Painting a circle that is divided into $6$ pieces Jan 16 '14
3 Probability of drawing balls without replacement Jan 18 '14
3 Find $\max \sum_{i=1}^9x_i$ when $\sum_{i=1}^9x_i^3 = 0$ and $|x_i|\leq1$ Jan 28 '14
3 Finding generating functions - how was this jump made? Jan 7 '14
3 Consider the smallest number in each of the $n\choose r$ subsets (of size $r$) of $S=\{1,2,\ldots,n\}$… Jan 24 '14
3 How do you compute $1+x+\cdots+x^7=0 \mod 40$? Mar 26 '14
3 Solving implicit equation for x or y May 17 '14
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