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 241 - 260 of 292 in total
Id Name Group Rows Cols Nonzeros Kind Date Download File
138 dwt_918 HB 918 918 7,384 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
139 dwt_992 HB 992 992 16,744 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
1177 lap_25 HB 25 25 169 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
1178 lock1074 HB 1,074 1,074 51,588 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
1179 lock2232 HB 2,232 2,232 80,352 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
1180 lock3491 HB 3,491 3,491 160,444 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
1181 lock_700 HB 700 700 22,175 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
206 lund_a HB 147 147 2,449 Structural Problem 1974 MATLAB Rutherford Boeing Matrix Market
207 lund_b HB 147 147 2,441 Structural Problem 1974 MATLAB Rutherford Boeing Matrix Market
1182 man_5976 HB 5,976 5,976 225,046 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
217 nos1 HB 237 237 1,017 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
218 nos2 HB 957 957 4,137 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
219 nos3 HB 960 960 15,844 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
220 nos4 HB 100 100 594 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
221 nos5 HB 468 468 5,172 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
250 sstmodel HB 3,345 3,345 22,749 Structural Problem 1983 MATLAB Rutherford Boeing Matrix Market
273 will199 HB 199 199 701 Structural Problem 1979 MATLAB Rutherford Boeing Matrix Market
147 fs_541_3 HB 541 541 4,282 Subsequent 2D/3D Problem 1978 MATLAB Rutherford Boeing Matrix Market
148 fs_541_4 HB 541 541 4,273 Subsequent 2D/3D Problem 1978 MATLAB Rutherford Boeing Matrix Market
150 fs_680_2 HB 680 680 2,424 Subsequent 2D/3D Problem 1983 MATLAB Rutherford Boeing Matrix Market