Schenk_AFE/af_shell3
Olaf Schenk, Univ. Basel: AutoForm Eng. GmbH, Zurich. sheet metal forming. positive definite
Name |
af_shell3 |
Group |
Schenk_AFE |
Matrix ID |
942 |
Num Rows
|
504,855 |
Num Cols
|
504,855 |
Nonzeros
|
17,562,051 |
Pattern Entries
|
17,588,875 |
Kind
|
Subsequent Structural Problem |
Symmetric
|
Yes |
Date
|
2003 |
Author
|
AutoForm Eng. |
Editor
|
O. Schenk |
Structural Rank |
504,855 |
Structural Rank Full |
true |
Num Dmperm Blocks
|
1 |
Strongly Connect Components
|
1 |
Num Explicit Zeros
|
26,824 |
Pattern Symmetry
|
100% |
Numeric Symmetry
|
100% |
Cholesky Candidate
|
yes |
Positive Definite
|
yes |
Type
|
real |