GHS_psdef/apache2

SPD matrix (finite difference 3D) from APACHE small
Name apache2
Group GHS_psdef
Matrix ID 1423
Num Rows 715,176
Num Cols 715,176
Nonzeros 4,817,870
Pattern Entries 4,817,870
Kind Structural Problem
Symmetric Yes
Date 2006
Author
Editor N. Gould, Y. Hu, J. Scott
Structural Rank 715,176
Structural Rank Full true
Num Dmperm Blocks 1
Strongly Connect Components 1
Num Explicit Zeros 0
Pattern Symmetry 100%
Numeric Symmetry 100%
Cholesky Candidate yes
Positive Definite yes
Type real
Download MATLAB Rutherford Boeing Matrix Market
Notes