Let be an Analytic Function in an angular domain . Suppose there is a constant such that for each , each finite boundary point has a Neighborhood such that on the intersection of with this Neighborhood, and that for some Positive number for sufficiently large , the Inequality holds. Then in .
References
Iyanaga, S. and Kawada, Y. (Eds.). Encyclopedic Dictionary of Mathematics. Cambridge, MA: MIT Press,
p. 160, 1980.