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start:first_simulation [2018/09/04 16:03] pgrolich |
start:first_simulation [2018/09/04 16:03] pgrolich |
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- | <p>This behavior is caused by unset <b>boundary conditions</b> that behave like mirrors here. | + | This behavior is caused by unset **boundary conditions** that behave like mirrors here. In order to let the wave go out of the computational space we need to apply an absorbing boundary condition, so we click on any entry in "Boundary conditions" set to change the boundary conditions on all the faces to a simple absorbing condition (Liao). |
- | In order to let the wave go out of the computational | + | |
- | space we need to apply an absorbing boundary condition, so we click on any entry in "Boundary conditions" set to change the boundary conditions | + | |
- | on all the faces to a simple absorbing condition (Liao).</p> | + | |
<img src="http://gsvit.net/images_v18/ex1_bcs.png"> | <img src="http://gsvit.net/images_v18/ex1_bcs.png"> | ||