/[MITgcm]/manual/s_algorithm/text/mom_vecinv.tex
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revision 1.1 by adcroft, Thu Aug 9 19:48:39 2001 UTC revision 1.2 by cnh, Thu Oct 25 18:36:53 2001 UTC
# Line 53  $G_w$: {\bf Gw} ({\em DYNVARS.h}) Line 53  $G_w$: {\bf Gw} ({\em DYNVARS.h})
53    
54  The vertical component of relative vorticity is explicitly calculated  The vertical component of relative vorticity is explicitly calculated
55  and use in the discretization. The particular form is crucial for  and use in the discretization. The particular form is crucial for
56  numerical stablility; alternative definitions break the conservation  numerical stability; alternative definitions break the conservation
57  properties of the discrete equations.  properties of the discrete equations.
58    
59  Relative vorticity is defined:  Relative vorticity is defined:
# Line 128  G_v^{fu} + G_v^{\zeta_3 u} & = & - Line 128  G_v^{fu} + G_v^{\zeta_3 u} & = & -
128  \end{eqnarray}  \end{eqnarray}
129    
130  \marginpar{Run-time control needs to be added for these options} The  \marginpar{Run-time control needs to be added for these options} The
131  disctinction between using absolute vorticity or relative vorticity is  distinction between using absolute vorticity or relative vorticity is
132  useful when constructing higher order advection schemes; monotone  useful when constructing higher order advection schemes; monotone
133  advection of relative vorticity behaves differently to monotone  advection of relative vorticity behaves differently to monotone
134  advection of absolute vorticity. Currently the choice of  advection of absolute vorticity. Currently the choice of
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