Define a function f(x + iy) = (e^x)(cos y + isin y). a) Show that f is
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Question:
Define a function f(x + iy) = (e^x)(cos y + isin y).
a) Show that f is injective (one-to-one) on the strip S := {x + iy : −π < y < π}.
b) What is f(S)?
c) Find the (unique) inverse of f mapping f(S) back to S.
Related Book For
Introduction to Real Analysis
ISBN: 978-0471433316
4th edition
Authors: Robert G. Bartle, Donald R. Sherbert
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