1. Assume ACR and, for each n e Zt, fn: A → R is unbounded. (a) If (fn) converges to f pointwise, must f be unbounded? (Either prove f is unbounded, or give a counterexample) (b) If (fn) converges to f uniformly, must f be unbounded? (Either prove f is unbounded, or give a counterexample)
1. Assume ACR and, for each n e Zt, fn: A → R is unbounded. (a) If (fn) converges to f pointwise, must f be unbounded? (Either prove f is unbounded, or give a counterexample) (b) If (fn) converges to f uniformly, must f be unbounded? (Either prove f is unbounded, or give a counterexample)
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:1. Assume ACR and, for each n € Z+, fn: A → R is unbounded.
(a) If (fn) converges to f pointwise, must f be unbounded? (Either
prove f is unbounded, or give a counterexample)
(b) If (fn) converges to f uniformly, must f be unbounded? (Either
prove f is unbounded, or give a counterexample)
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