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please only use substaction method or method of recflection Problem 5: Consider the initial value /...
Problem 5: Consider the initial value Dirichlet problem ut(t, x) – 2uxx(t, x) = et, (t, x) € (0, +00)?, u(0,x) = 1, u(t,0) = e- For the unique solution u(x, t) find the following limit as a function of t: (8 points) lim u2, t). +00
Problem 5: Consider the initial value / Dirichlet problem ut(t, x) – 2uzz(t, x) = et, (t, x) € (0, +00)?, u(0, 2) = 1, u(t,0) = e- For the unique solution u(x, t) find the following limit as a function of t: (8 points) lim u(x, t). 2+
Problem 5: Consider the initial value Dirichlet problem ur(t, x) - 2uzz(t, x) = e, (t, x) € (0, +00), u(0,x) = 1, u(t,0) = e. For the unique solution u(x, t) find the following limit as a function of t: lim u(x, t).
Problem 1: Solve the initial value / Dirichlet problem on the half-line and find the value u(1, 2): (8 points) Utt(t, 2) – Uzz(t, x) = x+t, (t, x) ER [0, +co), u(0,x) = = cos(2), ut(0, 2) = e", u(t,0) = 1+t.
pls solve Problem 1: Solve the initial value / Dirichlet problem on the half-line and find the value u(1, 2): (8 points) uu(t, x) – uzz(t, x) = x +t, (t, x) € Rx [0, +00), u(0, 2) = cos(V), U(0,x) = e, u(t,0) = 1+t.
4. Consider the following initial value problem of the 1D wave equation with mixed boundary condition IC: u(z, t = 0) = g(x), ut(z, t = 0) = h(z), BC: u(0, t)0, u(l,t) 0, t>0 0 < x < 1, (a)Use the energy method to show that there is at most one solution for the initial-boundary value problem. (b)Suppose u(x,t)-X()T(t) is a seperable solution. Show that X and T satisfy for some λ E R. Find all the eigenvalues An...
Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = ut; 0<x< 6; t> 0; B.C.: ux(0,t) = 0; uz(6,t) = 0; t> 0; I. C.: u(x,0) = 12 + 5cos (x) – 4cos(27x); 0<x< 6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (b) Determine whether the boundary conditions in this case is Dirichlet, Neumann, or...
correct only please. Let u be the solution to the initial boundary value problem for the Heat Equation, du(t, x) = 2 ult, x), te (0,0), X€ (0,3); with boundary conditions u(t,0) = 0, ut, 3) = 0, and with initial condition [0, xe (p.3). b(0, x) = f(x) ={5, xe,), 10, x€ 12,3]. The solution u of the problem above, with the conventions given in class, has the form u(t, x) = cnun(t) wy(x), n=1 with the normalization conditions...
Q2 Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = ut; 0 < x < 6; t> 0; B.C.: ux(0,t) = 0; uz(6,t) = 0; t>0; I. C.: u(x,0) = 12 + 5cos (6x) – 4cos(21x); 0<x< 6 (a) When t = 0, what would be the temperature at x = 3? (Use the initial condition.) (b) Determine whether the boundary conditions in this case is Dirichlet, Neumann,...
Q2 Given the following heat conduction initial-boundary value problem of a thin homogeneous rod, where u(x, t) represents the temperature. 9uxx = ut; 0<x< 6; t> 0; B.C.:u,(0,t) = 0; ux(6,t) = 0; t> 0; I. C.: u(x,0) = 12 + 5cos ( x) – 4cos(27x); 0<x< 6 (a) Whent 0, what would be the temperature at x = 3? (Use the initial condition.) (3 marks) (b) Determine whether the boundary conditions in this case is Dirichlet, Neumann, or mixed...