Computation of the Motion of Long Water Waves 



T= 19.5 



Fig. 4. Velocity map (v) for t= 19.5 



legend: 77-SCALE EXAGGERATED FOR ILLUSTRATION 



APPSIM (2-DIMENSIONAL SIMULATION) 



APPSIMZO-DIMENSIONAL SIMULATION ) 



Fig, 5. Wave profiles for two- and three-dimensional propagation 



163 



