Let f(z) be an entire function satisfying that f(z)| ≤|z² for all z. Show that f(z) = az² for some constant a satisfying |a| ≤ 1.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter3: Functions
Section3.3: Rates Of Change And Behavior Of Graphs
Problem 2SE: If a functionfis increasing on (a,b) and decreasing on (b,c) , then what can be said about the local...
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Let f(z) be an entire function satisfying that |ƒ(z)| ≤|z|² for all z. Show that
f(z) az² for some constant a satisfying a ≤ 1.
Transcribed Image Text:Let f(z) be an entire function satisfying that |ƒ(z)| ≤|z|² for all z. Show that f(z) az² for some constant a satisfying a ≤ 1.
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