Let and define Ilxlll = Ixll + . .. +Ixnl. Show that (i) llxlll > 0 and llxlll -0 only
Chapter 4, Problem 19(choose chapter or problem)
Let and define Ilxlll = Ixll + . .. +Ixnl. Show that (i) llxlll > 0 and llxlll -0 only if x=O (ii) llWl I= IAlllxll 1 (iii) IIx+Y I1 1 llxIl1+ IIYII 1
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