happyle

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Matrix Bernstein's inequality: from tail probability to expectation

Jun 2, 2023

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Under which condition, such that all second-order critical points satisfy $\sum_j\cos(\theta_i-\theta_j)>0$ for all $i\in[n]$?

Feb 24

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How to control the angles of Kuramoto model by controlling its order parameter?

Feb 22

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Positivity of linear combination of gaussian variables

May 23, 2023

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Difference between $P(f(x,w)>0)→1$ at any $x$ and $P(\inf(f(x,w))>0)\to1$ when dimension grows

May 27, 2023

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