Find the unique solution u of the parabolic boundary value
problem
Ut −Uxx =e^(−t)*sin(3x), 0<x<π, t>0,
U(0,t) = U(π,t) = 0, t > 0,
U(x, 0) = e^(π), 0 ≤ x ≤ π.
Find the finite-difference solution of the heat-conduction
problem
PDE: ut = uxx 0 < x < 1, 0 < t < 1
BCs:
⇢
u(0, t) = 0
ux(1, t) = 0
0 < t < 1
IC: u(x, 0) = sin(pi x) 0 x 1
for t = 0.005, 0.010, 0.015 by the explicit method. Assume
(PDE)
Write the soln using separation of variables , in the form of
fourir series:
Utt=Uxx
boundary: U(t,0)=0=U(t,pi)
initial :
initial: U(0,x)=1 and Ut(0,x)=0