/[MITgcm]/manual/s_algorithm/text/time_stepping.tex
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revision 1.23 by edhill, Tue Jun 27 22:29:56 2006 UTC revision 1.24 by edhill, Tue Jun 27 22:31:23 2006 UTC
# Line 692  The momentum equations are discretized i Line 692  The momentum equations are discretized i
692  \frac{1}{\Delta t} v^{n+1} + g \partial_y \eta^{n+1} + \partial_y \phi_{nh}^{n+1}  \frac{1}{\Delta t} v^{n+1} + g \partial_y \eta^{n+1} + \partial_y \phi_{nh}^{n+1}
693  & = & \frac{1}{\Delta t} v^{n} + G_v^{(n+1/2)} \label{eq:discrete-time-v-nh} \\  & = & \frac{1}{\Delta t} v^{n} + G_v^{(n+1/2)} \label{eq:discrete-time-v-nh} \\
694  \frac{1}{\Delta t} w^{n+1} + \partial_r \phi_{nh}^{n+1}  \frac{1}{\Delta t} w^{n+1} + \partial_r \phi_{nh}^{n+1}
695  & = & \frac{1}{\Delta t} w^{n} + G_w^{(n+1/2)} \label{eq:discrete-time-w-nh} \\  & = & \frac{1}{\Delta t} w^{n} + G_w^{(n+1/2)} \label{eq:discrete-time-w-nh}
696  \end{eqnarray}  \end{eqnarray}
697  which must satisfy the discrete-in-time depth integrated continuity,  which must satisfy the discrete-in-time depth integrated continuity,
698  equation~\ref{eq:discrete-time-backward-free-surface} and the local continuity equation  equation~\ref{eq:discrete-time-backward-free-surface} and the local continuity equation

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