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19972004
most citedOn the Size of Quadratic Siegel Disks: Part I

3 citations · 4 across the 3 of their papers we have counts for

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math.DS2004

The Brjuno function continuously estimates the size of quadratic Siegel disks

Xavier Buff, Arnaud Cheritat

If alpha is an irrational number, we define Yoccoz's Brjuno function Phi by Phi(alpha)=sum_{n geq 0} alpha_0*alpha_1*...*alpha_{n-1}*log(1/alpha_n), where alpha_0 is the fractional…