Let gn(x) := -1 for x E [-1, -I/n), let gn(x) := nx for x E [-I/n, I/n] and let gn(x) :=
Chapter 10, Problem 18(choose chapter or problem)
Let gn(x) := -1 for x E [-1, -I/n), let gn(x) := nx for x E [-I/n, I/n] and let gn(x) := 1for x E (1In, 1]. Show that IIgm - gn II ~ 0 as m, n ~ 00, so that the Completeness Theorem10.2.12 implies that there exists g E [-1, 1] such that (gn) converges to gin [-1,1]. Findsuch a function g.
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