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GeoffDS

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

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  • Member for 9 years, 3 months
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  • Last seen Jul 4 at 2:11

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70 List of interesting integrals for early calculus students Nov 8 '12
54 Math and mental fatigue Aug 26 '12
43 Is Sage on the same level as Mathematica or Matlab for graph theory and graph visualization? Mar 12 '12
35 Can I use my powers for good? Jan 5 '12
31 Show that the set of all finite subsets of $\mathbb{N}$ is countable. Sep 21 '12
23 Theorems with an extraordinary exception or a small number of sporadic exceptions Aug 24 '12
22 Why is -10 smaller than -100? Oct 9 '12
21 Books to study for Math GRE, self-study, have some time. Dec 13 '11
20 Why is the expected value $E(X^2) \neq E(X)^2$? May 25 '12
18 Why is the last digit of $n^5$ equal to the last digit of $n$? Aug 20 '12
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