7. Prove that C[−1,1], i.e. the set of continuous functions on [−1,1], with the distance d(f.g) = [* |\ƒ(x) — g(x)\dx, is a metric space that is not complete. That is, find a Cauchy sequence in C[−1, 1] that does not converge to an element in C[-1,1].
7. Prove that C[−1,1], i.e. the set of continuous functions on [−1,1], with the distance d(f.g) = [* |\ƒ(x) — g(x)\dx, is a metric space that is not complete. That is, find a Cauchy sequence in C[−1, 1] that does not converge to an element in C[-1,1].
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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![7. Prove that C[−1,1], i.e. the set of continuous functions on [-1,1], with the
distance
d(f,g) = | |ƒ(x) – g(x)|dx,
is a metric space that is not complete. That is, find a Cauchy sequence in C[−1, 1]
that does not converge to an element in C[−1,1].](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F822549ca-0b26-4b16-837b-2d8b4e998f37%2Fc924537a-4071-4b54-b58f-12e2f2b0eed2%2F3mlspgc3_processed.png&w=3840&q=75)
Transcribed Image Text:7. Prove that C[−1,1], i.e. the set of continuous functions on [-1,1], with the
distance
d(f,g) = | |ƒ(x) – g(x)|dx,
is a metric space that is not complete. That is, find a Cauchy sequence in C[−1, 1]
that does not converge to an element in C[−1,1].
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