where A is the initial wave amplitude in m; ı denotes the imaginary unit; k is the wavenumber in 1m ; and / is the phase of the travelling wave in rad. After substitution of Eq. (4) into the wave Eq. (3) the following form is obtained:
where A is the initial wave amplitude in m; ı denotes the imaginaryunit; k is the wavenumber in 1m; and / is the phase of the travellingwave in rad.After substitution of Eq. (4) into the wave Eq. (3) the followingform is obtained: