Answer to Question #27278 in Differential Equations for Yee-Chen Sheng
Please solve the following IBVP:
u_tt = u_xx on 0<x<pi, t>0.
u(0,t) = 0, t >= 0.
u(pi,t) = 0, t>= 0.
u(x,0) = sin^3(x) 0<=x<=pi.
u_t(x,0) = sin(2x) 0<=x<=pi.
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