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revision 4154 by jfenwick, Tue Jan 22 09:30:23 2013 UTC revision 4285 by caltinay, Thu Mar 7 01:08:43 2013 UTC
# Line 119  is able to, and in general, needs to be Line 119  is able to, and in general, needs to be
119  For example, a line 100m long is discretised into 1m intervals or 101 nodes. If  For example, a line 100m long is discretised into 1m intervals or 101 nodes. If
120  a wave enters with a propagation velocity of 100m/s then the travel time for  a wave enters with a propagation velocity of 100m/s then the travel time for
121  the wave between each node will be 0.01 seconds. The time step, must therefore  the wave between each node will be 0.01 seconds. The time step, must therefore
122  be significantly less then this. Of the order $10E-4$ would be appropriate.  be significantly less than this. Of the order $10E-4$ would be appropriate.
123  This stability criterion is known as the Courant\textendash  This stability criterion is known as the Courant\textendash
124  Friedrichs\textendash Lewy condition given by  Friedrichs\textendash Lewy condition given by
125  \begin{equation}  \begin{equation}

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