Let X be a finite dimensional normed space (a) and A :X→X is a linear map. Show that A is compact. Is this result true if X is infinite dimensional and A is a continuous linear map ? Justify.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.1: Vector Spaces And Subspaces
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Let X be a finite dimensional normed space
(a)
and A :X→X is a linear map. Show that A
is compact. Is this result true if X is infinite
dimensional and A is a continuous linear
map ? Justify.
Transcribed Image Text:Let X be a finite dimensional normed space (a) and A :X→X is a linear map. Show that A is compact. Is this result true if X is infinite dimensional and A is a continuous linear map ? Justify.
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