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  1. Shreerang3

    Nodal Connectivity

    Sorry the attachment did not upload, but the distorted elements do not have parallel edges, they have intersecting edges and so a negative volume.
  2. Shreerang3

    Nodal Connectivity

    Hey, I imported a model from a .bdf file and wanted to calculate the natural frequency of the of the model. While running this job, Abaqus exits with an error and says that two of the elements have negative volumes. I have identified these elements, and a picture of the distorted elements is...

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