Group HB

Group Description
The original Harwell-Boeing collection. Iain Duff, Roger Grimes, and John Lewis.

Duff, I. S. and R. G. Grimes and J. G. Lewis,
Sparse Matrix Problems, ACM Trans. on Mathematical Software,
vol 14, no. 1, pp 1-14, 1989.
Displaying collection matrices 41 - 60 of 292 in total
Id Name Group Rows Cols Nonzeros Kind Date Download File
171 impcol_a HB 207 207 572 Chemical Process Simulation Problem 1982 MATLAB Rutherford Boeing Matrix Market
220 nos4 HB 100 100 594 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
25 bcsstk03 HB 112 112 640 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
158 gent113 HB 113 113 655 Statistical/Mathematical Problem 1973 MATLAB Rutherford Boeing Matrix Market
9 ash331 HB 331 104 662 Least Squares Problem 1974 MATLAB Rutherford Boeing Matrix Market
44 bcsstk22 HB 138 138 696 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
273 will199 HB 199 199 701 Structural Problem 1979 MATLAB Rutherford Boeing Matrix Market
108 can_96 HB 96 96 768 Structural Problem 1981 MATLAB Rutherford Boeing Matrix Market
164 gre_216b HB 216 216 812 Directed Weighted Graph 1981 MATLAB Rutherford Boeing Matrix Market
163 gre_216a HB 216 216 812 Directed Weighted Graph 1981 MATLAB Rutherford Boeing Matrix Market
69 bcsstm19 HB 817 817 817 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
118 dwt_234 HB 234 234 834 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
162 gre_185 HB 185 185 975 Directed Weighted Graph 1981 MATLAB Rutherford Boeing Matrix Market
141 fs_183_1 HB 183 183 998 2D/3D Problem Sequence 1983 MATLAB Rutherford Boeing Matrix Market
144 fs_183_6 HB 183 183 1,000 Subsequent 2D/3D Problem 1983 MATLAB Rutherford Boeing Matrix Market
217 nos1 HB 237 237 1,017 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
6 arc130 HB 130 130 1,037 Materials Problem 1974 MATLAB Rutherford Boeing Matrix Market
143 fs_183_4 HB 183 183 1,069 Subsequent 2D/3D Problem 1983 MATLAB Rutherford Boeing Matrix Market
142 fs_183_3 HB 183 183 1,069 Subsequent 2D/3D Problem 1983 MATLAB Rutherford Boeing Matrix Market
63 bcsstm08 HB 1,074 1,074 1,074 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market