Schenk_IBMNA/c-66
Olaf Schenk, Univ. Basel: IBM TJ Watson, Yorktown, nonlinear optimization
Name |
c-66 |
Group |
Schenk_IBMNA |
Matrix ID |
951 |
Num Rows
|
49,989 |
Num Cols
|
49,989 |
Nonzeros
|
444,853 |
Pattern Entries
|
499,007 |
Kind
|
Optimization Problem Sequence |
Symmetric
|
Yes |
Date
|
2003 |
Author
|
IBM |
Editor
|
O. Schenk |
Structural Rank |
49,989 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
6 |
Strongly Connect Components
|
6 |
Num Explicit Zeros
|
54,154 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
100% |
Cholesky Candidate
|
no |
Positive Definite
|
no |
Type
|
real |