FEMLAB/waveguide3D
Comsol, Inc.  www.femlab.com : 3D waveguide problem
| Name | waveguide3D | 
| Group | FEMLAB | 
| Matrix ID | 933 | 
| Num Rows | 21,036 | 
| Num Cols | 21,036 | 
| Nonzeros | 303,468 | 
| Pattern Entries | 303,468 | 
| Kind | Electromagnetics Problem | 
| Symmetric | No | 
| Date | 2003 | 
| Author | COMSOL | 
| Editor | T. Davis | 
 
 
| Structural Rank | 21,036 | 
| Structural Rank Full | true | 
| Num Dmperm Blocks | 1 | 
| Strongly Connect Components | 1 | 
| Num Explicit Zeros | 0 | 
| Pattern Symmetry | 100% | 
| Numeric Symmetry | 0% | 
| Cholesky Candidate | no | 
| Positive Definite | no | 
| Type | complex | 
 
| SVD Statistics | 
| Matrix Norm | 8.828849e-01 | 
| Minimum Singular Value | 8.645242e-05 | 
| Condition Number | 1.021238e+04 | 
| Rank | 21,036 | 
| sprank(A)-rank(A) | 0 | 
| Null Space Dimension | 0 | 
| Full Numerical Rank? | yes | 
| Download Singular Values | MATLAB |