6. (a) Let T: L²[0, 2π] → L²[0, 2π] be given by 2п Tf(x) = -Ĵa cos(xt) f(t) dt. Show that (i) T is self-adjoint. (ii) cos x and sin x are eigenvectors of T.

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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6.
(a)
Let T : L²[0, 2π] → L²[0, 2ñ] be given by
27
Tf(x) =
-Ï.
cos(xt) f(t) dt.
Show that
(i) T is self-adjoint.
(ii) cos x and sin x are eigenvectors of T.
Transcribed Image Text:6. (a) Let T : L²[0, 2π] → L²[0, 2ñ] be given by 27 Tf(x) = -Ï. cos(xt) f(t) dt. Show that (i) T is self-adjoint. (ii) cos x and sin x are eigenvectors of T.
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