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
28 bcsstk06 HB 420 420 7,860 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
70 bcsstm20 HB 485 485 485 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market
27 bcsstk05 HB 153 153 2,423 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
26 bcsstk04 HB 132 132 3,648 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
71 bcsstm21 HB 3,600 3,600 3,600 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
25 bcsstk03 HB 112 112 640 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
49 bcsstk27 HB 1,224 1,224 56,126 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
51 bcsstk29 HB 13,992 13,992 619,488 Structural Problem 1986 MATLAB Rutherford Boeing Matrix Market
52 bcsstk30 HB 28,924 28,924 2,043,492 Structural Problem 1986 MATLAB Rutherford Boeing Matrix Market
53 bcsstk31 HB 35,588 35,588 1,181,416 Structural Problem 1986 MATLAB Rutherford Boeing Matrix Market
54 bcsstk32 HB 44,609 44,609 2,014,701 Structural Problem 1986 MATLAB Rutherford Boeing Matrix Market
55 bcsstk33 HB 8,738 8,738 591,904 Structural Problem 1986 MATLAB Rutherford Boeing Matrix Market
24 bcsstk02 HB 66 66 4,356 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
57 bcsstm02 HB 66 66 66 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
58 bcsstm03 HB 112 112 72 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
59 bcsstm04 HB 132 132 66 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
67 bcsstm12 HB 1,473 1,473 19,659 Structural Problem 1982 MATLAB Rutherford Boeing Matrix Market
47 bcsstk25 HB 15,439 15,439 252,241 Structural Problem 1984 MATLAB Rutherford Boeing Matrix Market