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 201 - 220 of 292 in total
Id Name Group Rows Cols Nonzeros Kind Date Download File
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
194 lshp1009 HB 1,009 1,009 6,865 Duplicate Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
195 lshp1270 HB 1,270 1,270 8,668 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
196 lshp1561 HB 1,561 1,561 10,681 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
197 lshp1882 HB 1,882 1,882 12,904 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
198 lshp2233 HB 2,233 2,233 15,337 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
199 lshp2614 HB 2,614 2,614 17,980 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
200 lshp3025 HB 3,025 3,025 20,833 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
201 lshp3466 HB 3,466 3,466 23,896 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
202 lshp_265 HB 265 265 1,753 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
203 lshp_406 HB 406 406 2,716 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
204 lshp_577 HB 577 577 3,889 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
205 lshp_778 HB 778 778 5,272 Thermal Problem 1978 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
208 mahindas HB 1,258 1,258 7,682 Economic Problem 1984 MATLAB Rutherford Boeing Matrix Market
1182 man_5976 HB 5,976 5,976 225,046 Structural Problem 1980 MATLAB Rutherford Boeing Matrix Market
209 mbeacxc HB 496 496 49,920 Economic Problem 1982 MATLAB Rutherford Boeing Matrix Market
210 mbeaflw HB 496 496 49,920 Economic Problem 1982 MATLAB Rutherford Boeing Matrix Market