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 21 - 40 of 292 in total
Id Name Group Rows Cols Nonzeros Kind Date Download File
76 bcsstm26 HB 1,922 1,922 1,922 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
47 bcsstk25 HB 15,439 15,439 252,241 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
74 bcsstm24 HB 3,562 3,562 3,562 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
77 bcsstm27 HB 1,224 1,224 56,126 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
45 bcsstk23 HB 3,134 3,134 45,178 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
75 bcsstm25 HB 15,439 15,439 15,439 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
42 bcsstk20 HB 485 485 3,135 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
155 gemat1 HB 4,929 10,595 46,591 Power Network Problem 1984 MATLAB Rutherford Boeing Matrix Market
43 bcsstk21 HB 3,600 3,600 26,600 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
157 gemat12 HB 4,929 4,929 33,044 Subsequent Power Network Problem 1984 MATLAB Rutherford Boeing Matrix Market
72 bcsstm22 HB 138 138 138 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
48 bcsstk26 HB 1,922 1,922 30,336 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
49 bcsstk27 HB 1,224 1,224 56,126 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
41 bcsstk19 HB 817 817 6,853 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
69 bcsstm19 HB 817 817 817 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
44 bcsstk22 HB 138 138 696 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
50 bcsstk28 HB 4,410 4,410 219,024 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
70 bcsstm20 HB 485 485 485 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
71 bcsstm21 HB 3,600 3,600 3,600 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
73 bcsstm23 HB 3,134 3,134 3,134 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market