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dohmatob
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 Popular Question
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Analytic / algebraic characterization of the limiting value of the unique nonnegative root of a polynomial
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Analytic / algebraic characterization of the limiting value of the unique nonnegative root of a polynomial
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Analytic / algebraic characterization of the limiting value of the unique nonnegative root of a polynomial
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What kinds of gradient-flows on $\mathbb R^d$ preserve the log-concavity of the distribution $\mu_0$ of starting point $x_0$
Unfortunately, no. I kind of forgot about it after posting here, but would still be interested in an answer
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Limiting value of Stieltjes transform of sum of independent Wishart matrices
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Limiting value of Stieltjes transform of sum of independent Wishart matrices
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Limiting value of Stieltjes transform of sum of independent Wishart matrices
Thanks. Indeed, it seems Marchenko & Pastur (1967) indeed solved a general problem for which mine is an instance. See (1.14) of their paper mathnet.ru/php/…
revised
Limiting value of Stieltjes transform of sum of independent Wishart matrices
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Limiting value of Stieltjes transform of sum of independent Wishart matrices
Yes, typo fixed. Thanks
revised
Limiting value of Stieltjes transform of sum of independent Wishart matrices
edited body
revised
Limiting value of Stieltjes transform of sum of independent Wishart matrices
edited body
revised
Limiting value of Stieltjes transform of sum of independent Wishart matrices
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revised
Limiting value of Stieltjes transform of sum of independent Wishart matrices
added 513 characters in body
revised
Limiting value of Stieltjes transform of sum of independent Wishart matrices
added 513 characters in body
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Limiting value of Stieltjes transform of sum of independent Wishart matrices
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RMT for modified Wishard matrix $Y'Y$ (where $i$th row of $Y$ is zero if $|x_i^\top u| \le \theta$; else it equals $x_i$)
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RMT for modified Wishard matrix $Y'Y$ (where $i$th row of $Y$ is zero if $|x_i^\top u| \le \theta$; else it equals $x_i$)
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RMT for modified Wishard matrix $Y'Y$ (where $i$th row of $Y$ is zero if $|x_i^\top u| \le \theta$; else it equals $x_i$)
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