MathWorks/Pd_rhs

Matrix problem X=A\B with many sparse right-hand-sides
Name Pd_rhs
Group MathWorks
Matrix ID 1171
Num Rows 8,081
Num Cols 12,406
Nonzeros 6,323
Pattern Entries 6,323
Kind Counter Example Problem
Symmetric No
Date 2002
Author P. Anderson
Editor T. Davis
Structural Rank 4,368
Structural Rank Full false
Num Dmperm Blocks 2,872
Strongly Connect Components 14,549
Num Explicit Zeros 0
Pattern Symmetry 0%
Numeric Symmetry 0%
Cholesky Candidate no
Positive Definite no
Type real
SVD Statistics
Matrix Norm 1.355413e+05
Minimum Singular Value 0
Condition Number Inf
Rank 4,368
sprank(A)-rank(A) 0
Null Space Dimension 3,713
Full Numerical Rank? no
Download Singular Values MATLAB