ND/nd24k

ND problem set, matrix nd24k
Name nd24k
Group ND
Matrix ID 939
Num Rows 72,000
Num Cols 72,000
Nonzeros 28,715,634
Pattern Entries 28,715,634
Kind 2D/3D Problem
Symmetric Yes
Date 2003
Author author unknown
Editor T. Davis
Structural Rank 72,000
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
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Notes