Paul

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8,672 reputation

21238

bio	website	phdcomics.com/comics.php
	location	Antarctica
	age	93
visits	member for	1 year, 8 months
	seen	3 hours ago
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MATH is a wonderful thing...

MATH is a really cool thing..

So get off your act lets do some MATH...

MATH, MATH, MATH, MATH, MATH...

http://www.youtube.com/watch?v=aa8U0nL-KXg

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219 Answers

votes activity newest

27	How to calculate $z^4 + \frac1{z^4}$ if $z^2 + z + 1 = 0$?
21	Example of an infinite sequence of irrational numbers converging to a rational number?
12	Prove: $\binom{n}{k}^{-1}=(n+1)\int_{0}^{1}x^{k}(1-x)^{n-k}dx$ for $0 \leq k \leq n$
11	Solving a $1^\infty$ indeterminate form.
11	What's the connection between derivatives and boundaries?

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8,672 Reputation

+10	How many Hamiltonian cycles are there in a complete graph $K_n$ ($n\geq 3$) Why?
+20	Inequality about sum of complex numbers.
+10	Example of an infinite sequence of irrational numbers converging to a rational number?
+10	Covering spaces and Euler characteristc obstruction

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7 Questions

votes activity newest

7	Is the following integral positive?
5	Prove that an integral is positive
4	Is the derivative of this function bounded?
2	Is this function bounded?
1	Lagrange multiplier

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95 Tags

129 calculus × 45	41 algebra-precalculus × 7
125 homework × 47	39 linear-algebra × 16
92 differential-geometry × 34	39 sequences-and-series × 7
53 real-analysis × 16	37 complex-analysis × 20
52 complex-numbers × 9	34 graph-theory × 10

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2 Accounts

$Mathematics Stack Exchange$	Mathematics	8,672 rep	21238
$TeX - LaTeX Stack Exchange$	TeX - LaTeX	150 rep	15

37 Badges

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Constituent × 2	Fanatic
Caucus × 2	Disciplined
Reviewer	Citizen Patrol
Custodian × 7	Good Answer
Informed	homework

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1,580 Votes Cast

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