Show that if f is continuous on R, then there exists a sequence (pn) of polynomials such t Pnf uniformly on each bounded subset of R. Hint: Arrange for f(x) - Pn(x) < 1/n for |x| ≤n.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
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Chapter7: Distance And Approximation
Section7.1: Inner Product Spaces
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8. Show that if f is continuous on R, then there exists a sequence (Pn) of polynomials such that
Pnf uniformly on each bounded subset of R.
Hint: Arrange for f(x) - Pn(x) < 1/n for x ≤n.
Transcribed Image Text:8. Show that if f is continuous on R, then there exists a sequence (Pn) of polynomials such that Pnf uniformly on each bounded subset of R. Hint: Arrange for f(x) - Pn(x) < 1/n for x ≤n.
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