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Mathematics
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SBF
  • Member for 13 years, 6 months
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  • Berlin
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PhD in probability and control. PM in HFT.

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64
Prove that $\lim \limits_{n \to \infty} \frac{x^n}{n!} = 0$, $x \in \Bbb R$.
Oct 31, 2011
62
Prove that $(1 - \frac{1}{n})^{-n}$ converges to $e$
Nov 14, 2011
50
Is the derivative the natural logarithm of the left-shift?
Jun 24, 2013
37
Measure of reals in $[0,1]$ which don't have $4$ in decimal expansion
Oct 27, 2011
35
How the Ornstein–Uhlenbeck process can be considered as the continuous-time analogue of the discrete-time AR(1) process?
Mar 29, 2013
30
Can $\sum_{x \in [0,1]} e^x$ be represented as an integral?
Jul 11, 2013
29
Continuity of the function $x\mapsto d(x,A)$ on a metric space
Jul 1, 2011
26
Measure on topological spaces
Jun 6, 2011
22
A lady and a monster
Apr 5, 2011
22
Space of probability measures "complete"? (In the other sense)
Jan 31, 2013
Top Meta posts
13
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14
Declare Math Operator
14
Lack of notification
9
Missing comments
8
Difference between MSE and MO
8
When to vote an answer down
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158
Simple check for the global shape of the Earth
33
Link to file in the parent folder
25
Title of the theorem
25
Who is the guy in this picture?
24
Rebooking same hotel for cheaper price - ethical?