Nemeth/nemeth22
Newton-Schultz iteration, Z_k+1=Z_k+(1/2)*(I-(Z_k)^2)*Z_k. This is Z_22
| Name | 
nemeth22 | 
| Group | 
Nemeth | 
| Matrix ID | 
786 | 
| 
Num Rows
 | 
9,506 | 
| 
Num Cols
 | 
9,506 | 
| 
Nonzeros
 | 
1,358,832 | 
| 
Pattern Entries
 | 
1,358,832 | 
| 
Kind
 | 
Subsequent Theoretical/Quantum Chemistry Problem | 
| 
Symmetric
 | 
Yes | 
| 
Date
 | 
1999 | 
| 
Author
 | 
K. Nemeth | 
| 
Editor
 | 
T. Davis | 
 
 
| Structural Rank | 
9,506 | 
| Structural Rank Full | 
true | 
| 
Num Dmperm Blocks
 | 
1 | 
| 
Strongly Connect Components
 | 
1 | 
| 
Num Explicit Zeros
 | 
0 | 
| 
Pattern Symmetry
 | 
100% | 
| 
Numeric Symmetry
 | 
100% | 
| 
Cholesky Candidate
 | 
no | 
| 
Positive Definite
 | 
no | 
| 
Type
 | 
real | 
 
| SVD Statistics | 
| Matrix Norm | 
1.000000e+00 | 
| Minimum Singular Value | 
8.303474e-01 | 
| Condition Number | 
1.204316e+00
 | 
| Rank | 
9,506 | 
| sprank(A)-rank(A) | 
0 | 
| Null Space Dimension | 
0 | 
| Full Numerical Rank? | 
yes | 
| Download Singular Values | 
MATLAB
 |