If is a schlicht function and is the open disk of radius centered at , then
where denotes a (not necessarily proper) superset (Krantz 1999, p. 150).
If is a schlicht function and is the open disk of radius centered at , then
where denotes a (not necessarily proper) superset (Krantz 1999, p. 150).
Weisstein, Eric W. "Köbe's One-Fourth Theorem." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/KoebesOne-FourthTheorem.html