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## Main Question or Discussion Point

I have

Ax=b problem

where A 1484x1484 matrix,b 1484x1.

A is sparse(95% zeros) but if I go for LU decomposition what should be the next step?

Or is there any other method,I forgot algebra,learned it when I was undergrad long time ago.

Ax=b problem

where A 1484x1484 matrix,b 1484x1.

A is sparse(95% zeros) but if I go for LU decomposition what should be the next step?

Or is there any other method,I forgot algebra,learned it when I was undergrad long time ago.