On the Study of Second-Order Wave Theory and Its Convergence for a Two-Fluid System

<table>Convergence zone for the super- and the subharmonic interactions with various wavenumber ratios. Solid line for superharmonic interactions and dash lines for subharmonic interactions.</table>

Mathematical Problems in Engineering

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Figure 5

Figure 5: On the Study of Second-Order Wave Theory and Its Convergence for a Two-Fluid System 