product-codes/html/trial493-17128_gbz_012_8mm_source.html

%%MatrixMarket matrix coordinate real general

3 8 12

1 2          1

1 5          1

1 6          1

1 8          1

2 3          1

2 4          1

2 5          1

2 6          1

3 1          1

3 4          1

3 6          1

3 8          1