3D solid model, thermal stress analysis of engine head. R Kohia
Name engine
Group TKK
Matrix ID 1910
Num Rows 143,571
Num Cols 143,571
Nonzeros 4,706,073
Pattern Entries 4,706,073
Kind Structural Problem
Symmetric Yes
Date 2008
Author R. Kouhia
Editor T. Davis
Structural Rank 143,571
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 no
Type integer
Download MATLAB Rutherford Boeing Matrix Market
Matrix problems from Reijo Kouhia, Structural Mechanics, Helsinki  
University of Technology.