Marc Raimondo - CMI
Marc Raimondo - CMI
Marc Raimondo - CMI
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Symmetric Gaussian matrices<br />
A – symmetric N × N matrix drawn from (GOE)<br />
f(A) = c exp{− 1<br />
2 tr(AT A)}.<br />
[for GUE: complex Hermitian]. Largest eigenvalue:<br />
Centering and scaling constants:<br />
θN = λmax(A)<br />
µN = √ 2N, σN = 2 −1/2 N −1/6<br />
Tracy-Widom limit: TW (1994, 1996) For β = 1, 2, 4 (R, C, Q),<br />
θN − µN<br />
σN<br />
D<br />
⇒ Fβ.<br />
Luminy 12/08 – p.13