Question: Suppose that f is analytic on (-, ) and that for some a b in R. Prove that f(x) = 0 for all x R.

Suppose that f is analytic on (-ˆž, ˆž) and that

Suppose that f is analytic on (-ˆž, ˆž) and that for

for some a ‰  b in R. Prove that f(x) = 0 for all x ˆˆ R.

1/(x)| dx = 0

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