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机译:Extended virtual element method for two-dimensional linear elastic fracture
Univ Ferrara, Dept Engn, Via Saragat 1, I-44122 Ferrara, Italy;
CNR, Ist Matemat Applicata & Tecnol Informat, Pavia, Italy;
Univ Calif Davis, Dept Civil & Environm Engn, Davis, CA 95616 USA;
Partition-of-unity enrichment; X-VEM; Crack discontinuity; Crack-tip singularity; Mixed-mode fracture; Polygonal meshes;