B.a.i. Equation of motion
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Before making finite difference equations, (A.1) and (A.2) shown in appendix A.a are transformed as follows.
where,
It is reason to use this formulation that the time dependence of upper and lower boundary
conditions are disappeared.
The advection terms are evaluated by the
combination scheme of flux and advection forms.
The time integration is performed by the forward scheme for the
friction term and combination of
the leap-frog and forward scheme for the other terms.
The calculation method of pressure term are shown in
appendix B.1.iii.
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(B.3) |
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