a software of 
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TELEMAC 2D solves the Saint-Venant equations for non-linear long waves. This software is used for free surface flows as river flows or sea streams. TELEMAC runs with MATISSE as pre-processor and RUBENS as post-processor .
The modelisation consisting in the
definition of the minor and the major bed of a river, and applied it flows
as a fonction of the time, in order to observe the flood.
The geometry of the task is following:
