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Consider the problem:
[cput = (Koux)x+au, 0<x<L,
u(0,t) = 0,
|u(L,t) = 0,
u(x, 0) = f(x),
where c, p, Ko, and a are functions of x. Assume that the appropriate
eigenfunctions are known.
(a) Show that the eigenvalues are positive if a <0.
(b) Solve the problem.
Transcribed Image Text:Consider the problem: [cput = (Koux)x+au, 0<x<L, u(0,t) = 0, |u(L,t) = 0, u(x, 0) = f(x), where c, p, Ko, and a are functions of x. Assume that the appropriate eigenfunctions are known. (a) Show that the eigenvalues are positive if a <0. (b) Solve the problem.
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