This is a question in a complex analysis course: Suppose that the functions f,g are entire and f(e^(it))=g(e^(it)) for all t members of the real numbers. Prove that  f ≡ g.

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section4.3: Zeros Of Polynomials
Problem 3E
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This is a question in a complex analysis course:

Suppose that the functions f,g are entire and f(e^(it))=g(e^(it)) for all t members of the real numbers. Prove that  f ≡ g.

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