Consider the series Σ(-1)n+1 n=1 2 sin(nx) n (a) Show that the series is uniformly convergent for x = [8, π – d] for d = (0, π). (b) Show that the series is convergent for x € [-, π]. (c) Is the convergence uniformly on [0, π]?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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4. Consider the series
Σ(−1)²+1
n=1
2 sin(nx)
n
(a) Show that the series is uniformly convergent for x = [8, π – 6] for 8 € (0, π).
(b) Show that the series is convergent for x = [-, π].
(c) Is the convergence uniformly on [0, π]?
Transcribed Image Text:4. Consider the series Σ(−1)²+1 n=1 2 sin(nx) n (a) Show that the series is uniformly convergent for x = [8, π – 6] for 8 € (0, π). (b) Show that the series is convergent for x = [-, π]. (c) Is the convergence uniformly on [0, π]?
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