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 141 - 160 of 292 in total
Id Name Group Rows Cols Nonzeros Kind Date Download File
204 lshp_577 HB 577 577 3,889 Thermal Problem 1978 MATLAB Rutherford Boeing Matrix Market
280 young3c HB 841 841 3,988 Acoustics Problem 1984 MATLAB Rutherford Boeing Matrix Market
88 bp_400 HB 822 822 4,028 Subsequent Optimization Problem 1978 MATLAB Rutherford Boeing Matrix Market
216 nnc666 HB 666 666 4,032 2D/3D Problem 1982 MATLAB Rutherford Boeing Matrix Market
1 1138_bus HB 1,138 1,138 4,054 Power Network Problem 1985 MATLAB Rutherford Boeing Matrix Market
279 young2c HB 841 841 4,089 Duplicate Acoustics Problem 1984 MATLAB Rutherford Boeing Matrix Market
281 young4c HB 841 841 4,089 Acoustics Problem 1984 MATLAB Rutherford Boeing Matrix Market
278 young1c HB 841 841 4,089 Acoustics Problem 1984 MATLAB Rutherford Boeing Matrix Market
218 nos2 HB 957 957 4,137 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
89 bp_600 HB 822 822 4,172 Subsequent Optimization Problem 1978 MATLAB Rutherford Boeing Matrix Market
167 hor_131 HB 434 434 4,182 Directed Weighted Graph 1983 MATLAB Rutherford Boeing Matrix Market
148 fs_541_4 HB 541 541 4,273 Subsequent 2D/3D Problem 1978 MATLAB Rutherford Boeing Matrix Market
147 fs_541_3 HB 541 541 4,282 Subsequent 2D/3D Problem 1978 MATLAB Rutherford Boeing Matrix Market
146 fs_541_2 HB 541 541 4,282 Subsequent 2D/3D Problem 1978 MATLAB Rutherford Boeing Matrix Market
145 fs_541_1 HB 541 541 4,282 2D/3D Problem Sequence 1978 MATLAB Rutherford Boeing Matrix Market
24 bcsstk02 HB 66 66 4,356 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
90 bp_800 HB 822 822 4,534 Subsequent Optimization Problem 1978 MATLAB Rutherford Boeing Matrix Market
223 nos7 HB 729 729 4,617 2D/3D Problem 1982 MATLAB Rutherford Boeing Matrix Market
83 bp_1000 HB 822 822 4,661 Subsequent Optimization Problem 1978 MATLAB Rutherford Boeing Matrix Market
169 illc1033 HB 1,033 320 4,719 Least Squares Problem 1979 MATLAB Rutherford Boeing Matrix Market