miku

118 reputation

bio	website	twitter.com/cvvfj
	location	Leipzig, Germany
	age
visits	member for	2 years, 9 months
	seen	11 hours ago
stats	profile views	4

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	118 reputation	bio	website	twitter.com/cvvfj	visits	member for	2 years, 9 months
5 badges		location	Leipzig, Germany		seen	11 hours ago

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6 Favorites

added views newest activity votes

121

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Proving you can't make $2011$ out of $1,2,3,4$: nice twist on the usual

jan 3 '12 at 16:17 David Bevan 2,815

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Why can a Venn diagram for 4+ sets not be constructed using circles?

geometry combinatorics logic

feb 23 at 21:52 vonbrand 6,588

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How can I get sequence $4,4,2,4,4,2,4,4,2\ldots$ into equation?

sequences-and-series

oct 7 at 12:14 Raymond Manzoni 15.3k

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kviews

Why isn't $\lim_{x\to\infty}(1+\frac{1}{x})^{x}= 1$?

limit exponential-function

apr 23 at 23:02 ludwika 1

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Efficient way to determine if a number is Perfect Square

number-theory algorithms

apr 23 at 22:19 George V. Williams 2,165

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How can I tell how many non-isomorphic unrooted trees with 6 edges exists without drawing them all?

graph-theory discrete-mathematics trees graph-isomorphism

apr 5 at 1:40 Douglas S. Stones 11.2k

miku

6 Favorites

Proving you *can't* make $2011$ out of $1,2,3,4$: nice twist on the usual

Why can a Venn diagram for 4+ sets not be constructed using circles?

How can I get sequence $4,4,2,4,4,2,4,4,2\ldots$ into equation?

Why isn't $\lim_{x\to\infty}(1+\frac{1}{x})^{x}= 1$?

Efficient way to determine if a number is Perfect Square

How can I tell how many non-isomorphic unrooted trees with 6 edges exists without drawing them all?

Proving you can't make $2011$ out of $1,2,3,4$: nice twist on the usual