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On the use of the eXtended Finite Element Method with Quatree/Octree meshes

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Academic year: 2021

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Figure

Figure 1: A quadtree mesh (a) and its representative tree (b). Hanging nodes are high- high-lighted by •
Figure 6: Shape functions associated to the composite element e 12 . From left to right and top to bottom: Individual shape functions associated to nodes C, B, A, P 2 , P 1 and five shape functions superimposed on the element.
Figure 7: Enriched hanging node. (a) Composite element; (b) Two classical finite ele- ele-ments plus hanging node.
Figure 8: The case of material interfaces.
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