TKK/s4dkt3m2
Cylindrical shell, R/t=1e4 uniform 100x150 triangular mesh. R Kouhia
| Name | s4dkt3m2 | 
| Group | TKK | 
| Matrix ID | 1906 | 
| Num Rows | 90,449 | 
| Num Cols | 90,449 | 
| Nonzeros | 3,753,461 | 
| Pattern Entries | 3,753,461 | 
| Kind | Structural Problem | 
| Symmetric | Yes | 
| Date | 2008 | 
| Author | R. Kouhia | 
| Editor | T. Davis | 
 
 
| Structural Rank | 90,449 | 
| Structural Rank Full | true | 
| Num Dmperm Blocks | 1 | 
| Strongly Connect Components | 1 | 
| Num Explicit Zeros | 0 | 
| Pattern Symmetry | 100% | 
| Numeric Symmetry | 100% | 
| Cholesky Candidate | yes | 
| Positive Definite | no | 
| Type | binary | 
 
 
| Download | MATLAB
Rutherford Boeing
Matrix Market | 
| Notes | 
Matrix problems from Reijo Kouhia, Structural Mechanics, Helsinki  
University of Technology.   http://users.tkk.fi/~kouhia/sparse.html |