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Checkerboard Shells: A Position-Only Thin-Shell Discretization with Scale-Compatible Completion

Song, Junjie et al.
arXiv (All) · Papers
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numerical-analysis
Checkerboard edge-midpoint geometry provides an exact planar Varignon parallelogram for every spatial quadrilateral, allowing a local tangent frame and normal to be recovered directly from nodal positions even when the raw quadrilateral is warped. Building on this property, we develop a position-onl
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