Figure 2.

Sound directivity profiles obtained for k = 1.0 + i0.001 and μ = (0.0, 0.2, 5.0). The numerical and analytical results are displayed. (Online version in colour.)

Sound directivity profiles obtained for k = 1.0 + i0.001 and μ = (0.0, 0.2, 5.0). The numerical and analytical results are displayed. (Online version in colour.)