Problem 4. Consider the inner product space L² (0, 2). Let k and m be integers. Then compute ||eikt||, (t, eikt) and || cos(kt)||. If m is any integer not equal to k, then compute (eikt, eimt) and (cos(kt), sin(mt)).

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Problem 4. Consider the inner product space L²(0,2π). Let k and m be integers. Then
compute ||eikt||, (t, eikt) and || cos(kt)||. If m is any integer not equal to k, then compute
(eikt
,ei mt) and (cos(kt), sin(mt)).
Transcribed Image Text:Problem 4. Consider the inner product space L²(0,2π). Let k and m be integers. Then compute ||eikt||, (t, eikt) and || cos(kt)||. If m is any integer not equal to k, then compute (eikt ,ei mt) and (cos(kt), sin(mt)).
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