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488
Answers
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84
What are your favorite instructional counterexamples?
Mar 6 '10 at 14:38
70
Most interesting mathematics mistake?
Oct 17 '09 at 17:23
64
Which math paper maximizes the ratio (importance)/(length)?
Dec 1 '09 at 13:29
60
Which mathematicians have influenced you the most?
Nov 14 '09 at 19:43
37
Is it best to run or walk in the rain?
Nov 18 '09 at 13:09
33
“Closed-form” functions with half-exponential growth
Nov 9 '10 at 19:30
31
Jokes in the sense of Littlewood: examples?
Sep 25 '10 at 14:07
31
What is the indefinite sum of tan(x)?
Oct 21 '10 at 0:23
31
Blackboard rendering of math fonts
Nov 18 '09 at 13:30
29
Which journals publish expository work?
Feb 17 '10 at 12:37
28
Are there non-reflexive vector spaces isomorphic to their bi-dual?
Oct 28 '10 at 15:44
27
Still Difficult After All These Years
Nov 2 '10 at 18:27
27
Which journals publish expository work?
Feb 17 '10 at 16:31
27
Best online mathematics videos?
Oct 21 '09 at 20:44
25
Is a inverse limit of compact spaces again compact ?
Mar 18 '10 at 15:38
22
Rediscovery of lost mathematics
Jul 18 '14 at 2:33
22
The concept of Duality
Aug 26 '11 at 0:28
21
Mathematical “urban legends”
May 23 '11 at 21:24
21
Undergraduate Level Math Books
Oct 16 '09 at 19:03
20
What are the reasons for considering rings without identity?
Apr 26 '10 at 12:12
20
Different ways of proving that two sets are equal
Feb 26 '10 at 18:38
19
When has pure mathematics been influenced by the social context of mathematicians?
Jul 1 '12 at 16:57
19
Mathematical ideas named after places
May 11 '11 at 15:17
19
Interesting applications (in pure mathematics) of first-year calculus
Aug 10 '10 at 18:01
19
What are the most misleading alternate definitions in taught mathematics?
Dec 4 '09 at 23:54
18
Can there be a measurable set that integrals have the same given value if their integral on $\mathbb{R}$ are the same?
Mar 14 '14 at 13:52
18
Interesting conjectures “discovered” by computers and proved by humans?
Mar 25 '12 at 13:09
18
If $f$ is infinitely differentiable then $f$ coincides with a polynomial
May 8 '11 at 2:12
18
Making N (set of all positive integers) a group
May 23 '10 at 2:36
17
Parametrization of the boundary of the Mandelbrot set
Dec 8 '10 at 17:54
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