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Example: Reentrant Corners
A model with a single surface and two reentrant corners is shown below:
If you turn off Reentrant Corners, AutoGEM creates four shell elements. The display of surfaces is turned off so you can clearly see the shells:
If you turn on Reentrant Corners, AutoGEM creates 11 elements, including several small elements around the reentrant corners, as shown below. Again, the display of surfaces is turned off:
The reentrant corners have a total of seven small elements. The reentrant corner shown below has three:
Return to Reentrant Corners.