Rothberg/struct3
Finite element matrix, from Ed Rothberg, Silicon Graphics, Inc.
Name |
struct3 |
Group |
Rothberg |
Matrix ID |
807 |
Num Rows
|
53,570 |
Num Cols
|
53,570 |
Nonzeros
|
1,173,694 |
Pattern Entries
|
1,173,694 |
Kind
|
Structural Problem |
Symmetric
|
Yes |
Date
|
1997 |
Author
|
E. Rothberg |
Editor
|
T. Davis |
Structural Rank |
53,570 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
2 |
Strongly Connect Components
|
2 |
Num Explicit Zeros
|
0 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
100% |
Cholesky Candidate
|
yes |
Positive Definite
|
no |
Type
|
binary |