Abstract
Locally linearly independent bases are constructed for the spaces S r d (⩾) of polynomial splines of degree d≥3r+2 and smoothness r defined on triangulations, as well as for their superspline subspaces.
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Davydov, O., Schumaker, L.L. Locally linearly independent bases for bivariate polynomial spline spaces. Advances in Computational Mathematics 13, 355–373 (2000). https://doi.org/10.1023/A:1016626526861
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DOI: https://doi.org/10.1023/A:1016626526861