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Sergey Dovgal's user avatar
Sergey Dovgal's user avatar
Sergey Dovgal's user avatar
Sergey Dovgal
  • Member for 8 years
  • Last seen more than a month ago
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PhD Student of Olivier Bodini at Université Paris 13

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6
Distribution of the area statistic for Catalan paths
May 14, 2017
question
4
Analytic Combinatorics: upper bound for sum of absolute values of two complex functions: $|z f'(z)| + |2 f(z) - zf'(z)| \leq 2f(|z|)$
Jun 13, 2016
answer
2
Expected number of crossings of the diagonal of a lattice path?
Apr 12, 2017
question
1
Why polynomial $\psi^\top(t) A^{-1} \psi(t)$ attains maximum on $[-1, 1]$ at $t = \pm 1$, where $\psi_k(t) = t^k$?
Apr 18, 2016
answer
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Discretization of a continuous distribution
Jun 13, 2016
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10
Is convex optimisation in P?
9
How to simplify logarithm of exponent in sympy?
8
Is it actually possible to pass data (callback) from mpld3 to ipython?
6
Sympy: how to simplify logarithm of product into sum of logarithms?
6
Inversions of chords in closed/open positions