kuch nahi

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	age	24
visits	member for	2 years, 2 months
	seen	Jun 8 '12 at 8:02
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Learning from scratch.

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79 Questions

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38	How to understand and appreciate the prime number industry?
20	Math behind rotation in MS Paint
19	Do other non-native english speakers have trouble solving certain kinds of problems?
13	Can I ever go wrong if I keep thinking of derivatives as ratios?
13	Puzzle: $(\Box @)+(\Box @) = (\Box\bigstar\Box$)

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2,329 Reputation

+10	How to calculate $\int \sqrt{(\cos{x})^2-a^2} \, dx$
+10	If $f(xy)=f(x)f(y)$ then show that $f(x) = x^t$ for some t
+5	Math behind rotation in MS Paint
+5	How to understand and appreciate the prime number industry?

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33 Answers

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20	Results that were widely believed to be false but were later shown to be true
8	How to calculate $\int \sqrt{(\cos{x})^2-a^2} \, dx$
7	What could be an intuitive explanation for $ \sum\limits_{k=1}^{\infty}\frac{1}{k2^k} = \log 2 $?
6	How to do this approximation?
5	Proof that $\sum\limits_{k=1}^nk^2 = \frac{n(n+1)(2n+1)}{6}$?

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73 Tags

12 calculus × 11	8 indefinite-integral
10 combinatorics × 21	7 limit × 5
9 approximation × 3	6 discrete-mathematics × 2
8 sequences-and-series × 6	5 proof-strategy × 2
8 elliptic-functions	4 power-series

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$Mathematics Stack Exchange$	Mathematics	2,329 rep	2833
	Physics	1,198 rep	824
$TeX - LaTeX Stack Exchange$	TeX - LaTeX	880 rep	1518
	Stack Overflow	465 rep	1314
	Unix & Linux	161 rep	5

28 Badges

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Popular Question × 3	Talkative
Yearling × 2	Electorate
Nice Question × 11	Fanatic
Constituent × 2	Self-Learner
Caucus × 2	Good Question

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