Boeing/bcsstk39
SHUTTLE SOLID ROCKET BOOSTER, STIFFNESS MATRIX, E. PRAMONO, NASA AMES
| Name | bcsstk39 | 
| Group | Boeing | 
| Matrix ID | 846 | 
| Num Rows | 46,772 | 
| Num Cols | 46,772 | 
| Nonzeros | 2,060,662 | 
| Pattern Entries | 2,089,294 | 
| Kind | Structural Problem | 
| Symmetric | Yes | 
| Date | 2002 | 
| Author | R. Grimes | 
| Editor | T. Davis | 
 
 
| Structural Rank | 46,772 | 
| Structural Rank Full | true | 
| Num Dmperm Blocks | 1 | 
| Strongly Connect Components | 1 | 
| Num Explicit Zeros | 28,632 | 
| Pattern Symmetry | 100% | 
| Numeric Symmetry | 100% | 
| Cholesky Candidate | yes | 
| Positive Definite | no | 
| Type | real |