5. Let f (z) be analytic in some domain. Show that f (z) is necessarily a constant if either the function f (z) is analytic or f(z) assumes only pure imaginary values in the domain.
5. Let f (z) be analytic in some domain. Show that f (z) is necessarily a constant if either the function f (z) is analytic or f(z) assumes only pure imaginary values in the domain.
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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