Table 1.
Local structure | Eigenvalue condition | Decomposition condition |
---|---|---|
Sheet | λ 3 ≪ λ 2 ≅ λ 1 ≅ 0 | λ 3 ≪ 0 & λ 3 ≪ λ 2 ≅ 0 & λ 3 ≪ λ 1 ≅ 0 |
Line | λ 3 ≅ λ 2 ≪ λ 1 ≅ 0 | λ 3 ≪ 0 & λ 3 ≅ λ 2 & λ 2 ≪ λ 1 ≅ 0 |
Blob | λ 3 ≅ λ 2 ≅ λ 1 ≪ 0 | λ 3 ≪ 0 & λ 3 ≅ λ 2 & λ 2 ≅ λ 1 |