(a) Solve the wave equation in two dimensions for t > 0
Chapter 9, Problem 16(choose chapter or problem)
(a) Solve the wave equation in two dimensions for t > 0 with the initial conditions (x)0,(x)= A for|x| < ,and (x)=0 for|x| >, where A is a constant. Do not carry out the integral. (b) Under the same conditions nd a simple formula for the solution u(0, t) at the origin by carrying out the integral.
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