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Darsh Ranjan's user avatar
Darsh Ranjan's user avatar
Darsh Ranjan's user avatar
Darsh Ranjan
  • Member for 14 years, 9 months
  • Last seen more than a week ago
  • Berkeley, CA
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161
Most harmful heuristic?
Oct 31, 2009
70
Proofs without words
Dec 15, 2009
56
How is it that you can guess if one of a pair of random numbers is larger with probability > 1/2?
Dec 17, 2009
49
Jokes in the sense of Littlewood: examples?
Sep 19, 2010
46
Fourier transform for dummies
Oct 14, 2009
45
Truth of the Poisson summation formula
Feb 8, 2010
41
Cool problems to impress students with group theory
Jan 29, 2010
40
Free, high quality mathematical writing online?
Dec 19, 2009
39
Fundamental Examples
Nov 11, 2009
35
Do convolution and multiplication satisfy any nontrivial algebraic identities?
Oct 30, 2009
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38
Is complex conjugation needed for valid inner product?
24
Vivid examples of vector spaces?
16
For $n \in \mathbb{N}$ $\lfloor{\sqrt{n} + \sqrt{n+1}\rfloor} = \lfloor{\sqrt{4n+2}\rfloor}$
12
Mandelbrot-like sets for functions other than $f(z)=z^2+c$?
5
Monotone self-dual boolean functions clone