Table 3 Relative difference between strain energy (U) and stress intensity factor (\(K_I\)) computed with HNA Abaqus-ISET and ISET only
From: A hierarchical non-intrusive algorithm for the generalized finite element method
Element type | \(\varvec{e^r(K_I)}\) | \(\varvec{e^r(U)}\) |
|---|---|---|
TET4 | 0 | \(4.71E-14\) |
TET10 | \(1.37E-4\) | \(1.17E-7\) |
HEX20 | \(9.34E-5\) | \(1.93E-9\) |