Parabolic implosion - from discontinuity to renormalization
Parabolic implosion - from discontinuity to renormalization
Parabolic implosion - from discontinuity to renormalization
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Limit dynamics<br />
f 0 ◦ g β = g β ◦ f 0 = g β+1<br />
in K f0<br />
〈f 0 ,g β 〉 = {f0 n ◦ gm β<br />
: (m = 0 and n ≥ 0) or (m >0 and n ∈ Z)}<br />
(when m>0, each element is defined in an open subset of C)<br />
K(〈f 0 ,g β 〉)=C {z : ∃h = f n 0 ◦ gm β ∈〈f 0,g β 〉,h(z) ∈ C K f0 }<br />
J(〈f 0 ,g β 〉) = closure of {repelling fixed points of h = f n 0 ◦ gm β ∈〈f 0,g β 〉}<br />
J(f 0 ) J(〈f 0 ,g β 〉) ⊂ lim inf<br />
n→∞ J(f n)<br />
⊂ lim sup<br />
n→∞<br />
K(〈f 0 ,g β 〉)=J(〈f 0 ,g β 〉) =⇒<br />
K(f n ) ⊂ K(〈f 0 ,g β 〉) K(f 0 )<br />
lim K(f n) = lim J(f n)=J(〈f 0 ,g β 〉)<br />
n→∞ n→∞<br />
∃h = f n 0 ◦ g m β (∈ 〈f 0 ,g β 〉) has an attracting fixed point<br />
=⇒ lim<br />
n→∞ K(f n)=K(〈f 0 ,g β 〉) and<br />
lim J(f n)=J(〈f 0 ,g β 〉)<br />
n→∞